diff --git a/backend/src/main/java/com/goldenchart/service/IndicatorHlineResolver.java b/backend/src/main/java/com/goldenchart/service/IndicatorHlineResolver.java
index 78362a4..32cafb2 100644
--- a/backend/src/main/java/com/goldenchart/service/IndicatorHlineResolver.java
+++ b/backend/src/main/java/com/goldenchart/service/IndicatorHlineResolver.java
@@ -20,6 +20,11 @@ public final class IndicatorHlineResolver {
 
         if (field == null || field.isBlank()) return null;
 
+        // K_ 직접입력 — targetValue 가 있으면 thresholdOverride 플래그와 무관하게 우선
+        if (field.startsWith("K_") && cond != null && cond.has("targetValue") && !cond.path("targetValue").isNull()) {
+            return cond.path("targetValue").asDouble();
+        }
+
         boolean override = cond != null && cond.path("thresholdOverride").asBoolean(false);
         if (override) {
             if (cond.has("targetValue") && !cond.path("targetValue").isNull()) {
diff --git a/frontend/src/components/strategyEditor/ComboFieldSelect.tsx b/frontend/src/components/strategyEditor/ComboFieldSelect.tsx
index ff3bd92..d980ea4 100644
--- a/frontend/src/components/strategyEditor/ComboFieldSelect.tsx
+++ b/frontend/src/components/strategyEditor/ComboFieldSelect.tsx
@@ -18,6 +18,8 @@ interface Props {
   allowDecimal?: boolean;
   onFieldChange: (field: string) => void;
   onCustomNumberChange: (n: number) => void;
+  /** 직접입력 모드 진입 — 현재 임계값을 K_ 스냅샷으로 즉시 반영 */
+  onDirectInputActivate?: () => void;
   customOptionLabel?: string;
   disabled?: boolean;
 }
@@ -66,6 +68,7 @@ export default function ComboFieldSelect({
   allowDecimal = false,
   onFieldChange,
   onCustomNumberChange,
+  onDirectInputActivate,
   customOptionLabel,
   disabled = false,
 }: Props) {
@@ -94,6 +97,7 @@ export default function ComboFieldSelect({
     if (raw === COMBO_FIELD_CUSTOM) {
       if (canCustom) {
         setMode('custom');
+        onDirectInputActivate?.();
         setDraft(String(customNumber));
       }
       return;
diff --git a/frontend/src/components/strategyEditor/ConditionNodeSettings.tsx b/frontend/src/components/strategyEditor/ConditionNodeSettings.tsx
index 4819b30..d2c5e71 100644
--- a/frontend/src/components/strategyEditor/ConditionNodeSettings.tsx
+++ b/frontend/src/components/strategyEditor/ConditionNodeSettings.tsx
@@ -168,7 +168,7 @@ export default function ConditionNodeSettings({
               min={thresholdBounds.min}
               max={thresholdBounds.max}
               allowDecimal
-              onChange={v => onChange(setConditionThreshold(condition, 'right', v, def))}
+              onChange={v => onChange(setConditionThreshold(condition, 'right', v, def, { directInput: true }))}
             />
           </label>
         </>
diff --git a/frontend/src/utils/conditionPeriods.ts b/frontend/src/utils/conditionPeriods.ts
index 1f410f2..c2c1f9a 100644
--- a/frontend/src/utils/conditionPeriods.ts
+++ b/frontend/src/utils/conditionPeriods.ts
@@ -256,11 +256,30 @@ export function getConditionThreshold(
   return parseThresholdField(field);
 }
 
+export type SetConditionThresholdOptions = {
+  /** true: 직접입력 — K_+targetValue+thresholdOverride 유지 (프리셋 HL_* 로 접지 않음) */
+  directInput?: boolean;
+};
+
+export function activateDirectThresholdInput(
+  cond: ConditionDSL,
+  side: 'left' | 'right',
+  inheritedField: string | undefined,
+  def: { hlThresh: Record<string, { over?: number; mid?: number; under?: number }> },
+): ConditionDSL {
+  const value = getConditionThreshold(cond, side, inheritedField, def)
+    ?? getChartReferenceThreshold(cond, side, inheritedField, def)
+    ?? parseThresholdField(side === 'right' ? cond.rightField : cond.leftField);
+  if (value == null || !Number.isFinite(value)) return cond;
+  return setConditionThreshold(cond, side, value, def, { directInput: true });
+}
+
 export function setConditionThreshold(
   cond: ConditionDSL,
   side: 'left' | 'right',
   value: number,
   def?: { hlThresh: Record<string, { over?: number; mid?: number; under?: number }> },
+  options?: SetConditionThresholdOptions,
 ): ConditionDSL {
   const fieldKey = side === 'left' ? 'leftField' : 'rightField';
   const current = cond[fieldKey];
@@ -283,20 +302,22 @@ export function setConditionThreshold(
     ? getChartReferenceThreshold(cond, side, inheritedField, def)
     : null;
 
-  const matchedRole = def
-    ? inferThresholdRoleForValue(value, cond.indicatorType, def.hlThresh)
-    : null;
-  if (matchedRole != null) {
-    const { targetValue: _t, ...rest } = cond;
-    return { ...rest, [fieldKey]: matchedRole, thresholdOverride: false };
-  }
+  if (!options?.directInput) {
+    const matchedRole = def
+      ? inferThresholdRoleForValue(value, cond.indicatorType, def.hlThresh)
+      : null;
+    if (matchedRole != null) {
+      const { targetValue: _t, ...rest } = cond;
+      return { ...rest, [fieldKey]: matchedRole, thresholdOverride: false };
+    }
 
-  if (chartRef != null && Math.abs(chartRef - value) < 0.0001) {
-    const role = isThresholdSymbol(inheritedField)
-      ? inheritedField
-      : (side === 'right' ? THRESHOLD_HL_OVER : inheritedField);
-    const { targetValue: _t, ...rest } = cond;
-    return { ...rest, [fieldKey]: role, thresholdOverride: false };
+    if (chartRef != null && Math.abs(chartRef - value) < 0.0001) {
+      const role = isThresholdSymbol(inheritedField)
+        ? inheritedField
+        : (side === 'right' ? THRESHOLD_HL_OVER : inheritedField);
+      const { targetValue: _t, ...rest } = cond;
+      return { ...rest, [fieldKey]: role, thresholdOverride: false };
+    }
   }
 
   return {
diff --git a/frontend/src/utils/strategyConditionNormalize.ts b/frontend/src/utils/strategyConditionNormalize.ts
index f413e22..ba9972f 100644
--- a/frontend/src/utils/strategyConditionNormalize.ts
+++ b/frontend/src/utils/strategyConditionNormalize.ts
@@ -11,8 +11,8 @@ import {
 } from './conditionPeriods';
 import {
   defaultInheritedThresholdField,
-  inferThresholdRoleForValue,
   inferThresholdSymbolFromLegacy,
+  inferThresholdSymbolFromLegacyExact,
   isThresholdFieldOrSymbol,
   isThresholdSymbol,
   THRESHOLD_HL_MID,
@@ -29,7 +29,8 @@ function migrateConditionThreshold(
 
   let rightField = cond.rightField;
   if (rightField?.startsWith('K_')) {
-    rightField = inferThresholdSymbolFromLegacy(rightField, cond.indicatorType, def.hlThresh);
+    rightField = inferThresholdSymbolFromLegacyExact(rightField, cond.indicatorType, def.hlThresh)
+      ?? inferThresholdSymbolFromLegacy(rightField, cond.indicatorType, def.hlThresh);
   }
   if (!rightField || (!isThresholdSymbol(rightField) && !rightField.startsWith('K_'))) {
     const defaults = getDefaultConditionFields(cond.indicatorType, signalType, def);
@@ -96,29 +97,13 @@ export function migrateLogicRootForEditor(
   return repairPriceExtremePairForest(migrated.root, migrated.orphans);
 }
 
-/** 저장 직전 — 상속 모드는 숫자 스냅샷·targetValue 제거, 직접입력은 hline 역할로 등가 정규화 */
+/** 저장 직전 — 상속 모드는 숫자 스냅샷·targetValue 제거 (직접입력 K_+targetValue 는 유지) */
 export function normalizeConditionForPersistence(cond: ConditionDSL): ConditionDSL {
   let next: ConditionDSL = { ...cond };
 
-  if (isThresholdOverridden(next)) {
-    if (next.targetValue != null && Number.isFinite(next.targetValue)) {
-      const role = inferThresholdRoleForValue(next.targetValue, next.indicatorType, {});
-      if (role != null) {
-        const { targetValue: _t, ...rest } = next;
-        next = { ...rest, rightField: role, thresholdOverride: false };
-      }
-    } else if (next.rightField?.startsWith('K_')) {
-      const role = inferThresholdSymbolFromLegacy(next.rightField, next.indicatorType, {});
-      if (role && isThresholdSymbol(role)) {
-        const { targetValue: _t, ...rest } = next;
-        next = { ...rest, rightField: role, thresholdOverride: false };
-      }
-    }
-  }
-
   if (!isThresholdOverridden(next)) {
     if (next.rightField?.startsWith('K_')) {
-      next.rightField = inferThresholdSymbolFromLegacy(
+      next.rightField = inferThresholdSymbolFromLegacyExact(
         next.rightField,
         next.indicatorType,
         {},
diff --git a/frontend/src/utils/strategyDefSync.ts b/frontend/src/utils/strategyDefSync.ts
index ec33c8a..12e509a 100644
--- a/frontend/src/utils/strategyDefSync.ts
+++ b/frontend/src/utils/strategyDefSync.ts
@@ -21,6 +21,7 @@ import {
 import {
   defaultInheritedThresholdField,
   inferThresholdSymbolFromLegacy,
+  inferThresholdSymbolFromLegacyExact,
 } from './thresholdSymbols';
 import type { DefType } from './strategyEditorShared';
 import { isPriceExtremeBreakoutPairRoot } from './priceExtremeBreakoutPair';
@@ -69,7 +70,11 @@ function applyGlobalDefToCondition(
   }
 
   if (!isThresholdOverridden(cond) && next.rightField?.startsWith('K_')) {
-    next.rightField = inferThresholdSymbolFromLegacy(
+    next.rightField = inferThresholdSymbolFromLegacyExact(
+      next.rightField,
+      cond.indicatorType,
+      def.hlThresh,
+    ) ?? inferThresholdSymbolFromLegacy(
       next.rightField,
       cond.indicatorType,
       def.hlThresh,
diff --git a/frontend/src/utils/strategyEditorShared.tsx b/frontend/src/utils/strategyEditorShared.tsx
index 4d9bde2..3e1b282 100644
--- a/frontend/src/utils/strategyEditorShared.tsx
+++ b/frontend/src/utils/strategyEditorShared.tsx
@@ -73,6 +73,7 @@ import {
 } from '../utils/stochOverboughtPair';
 import ComboFieldSelect from '../components/strategyEditor/ComboFieldSelect';
 import {
+  activateDirectThresholdInput,
   getCompositeFieldOpts,
   getCompositePeriodPresetOptions,
   getConditionRightPeriod,
@@ -1432,7 +1433,15 @@ export const CondEditor: React.FC<CondEditorProps> = ({
             allowDecimal={normalized.indicatorType === 'CCI'}
             disabled={isSlopeType || isHoldType}
             onFieldChange={handleRight}
-            onCustomNumberChange={v => onChange(setConditionThreshold(normalized, 'right', v, def))}
+            onDirectInputActivate={() => {
+              onChange(activateDirectThresholdInput(
+                normalized,
+                'right',
+                inheritedThresholdField,
+                def,
+              ));
+            }}
+            onCustomNumberChange={v => onChange(setConditionThreshold(normalized, 'right', v, def, { directInput: true }))}
           />
         </div>
         {/* 조건 */}
diff --git a/frontend/src/utils/strategyIndicatorSync.ts b/frontend/src/utils/strategyIndicatorSync.ts
index 701bf6c..d46ebb7 100644
--- a/frontend/src/utils/strategyIndicatorSync.ts
+++ b/frontend/src/utils/strategyIndicatorSync.ts
@@ -16,11 +16,12 @@ export interface StrategyIndicatorRef {
 
 /** 조건 rightField·targetValue → 차트에 추가할 숫자 임계 hline (HL_* 는 DB visual 사용) */
 export function resolveConditionThresholdForChart(c: ConditionDSL): number | null {
-  if (c.thresholdOverride === false) return null;
+  const rf = c.rightField ?? '';
+  const isDirectK = rf.startsWith('K_');
+  if (c.thresholdOverride === false && !isDirectK) return null;
   if (c.targetValue != null && Number.isFinite(c.targetValue)) return c.targetValue;
   if (c.compareValue != null && Number.isFinite(c.compareValue)) return c.compareValue;
-  const rf = c.rightField ?? '';
-  if (rf.startsWith('K_')) {
+  if (isDirectK) {
     const n = parseFloat(rf.slice(2));
     return Number.isFinite(n) ? n : null;
   }
diff --git a/frontend/src/utils/thresholdSymbols.ts b/frontend/src/utils/thresholdSymbols.ts
index c9234d2..3c929e2 100644
--- a/frontend/src/utils/thresholdSymbols.ts
+++ b/frontend/src/utils/thresholdSymbols.ts
@@ -69,6 +69,18 @@ export function resolveThresholdFromDef(
   return null;
 }
 
+/** 레거시 K_ 값 → hline 역할 심볼 (정확 일치만 — 저장·마이그레이션용) */
+export function inferThresholdSymbolFromLegacyExact(
+  field: string | undefined,
+  indicatorType: string,
+  hlThresh: Record<string, HlThresh>,
+): ThresholdHlineRole | undefined {
+  if (!field?.startsWith('K_')) return undefined;
+  const val = parseFloat(field.slice(2));
+  if (!Number.isFinite(val)) return undefined;
+  return inferThresholdRoleForValue(val, indicatorType, hlThresh) ?? undefined;
+}
+
 /** 레거시 K_ 값 → hline 역할 심볼 (정확 일치 우선, 없으면 가장 가까운 역할) */
 export function inferThresholdSymbolFromLegacy(
   field: string | undefined,
diff --git a/frontend/src/utils/virtualStrategyConditions.ts b/frontend/src/utils/virtualStrategyConditions.ts
index 7565ca2..da8f27c 100644
--- a/frontend/src/utils/virtualStrategyConditions.ts
+++ b/frontend/src/utils/virtualStrategyConditions.ts
@@ -8,6 +8,7 @@ import { formatIndicatorDisplayLabel } from './indicatorRegistry';
 import { coerceFiniteNumber, safeToFixed } from './safeFormat';
 import { asLogicNode } from './strategyHydrate';
 import { normalizeStartCandleType } from './strategyStartNodes';
+import { parseThresholdField } from './conditionPeriods';
 
 export { coerceFiniteNumber } from './safeFormat';
 
@@ -65,7 +66,12 @@ function walk(
     seen.add(rowId);
 
     const condLabel = CONDITION_LABEL[c.conditionType] ?? c.conditionType;
-    const target = coerceFiniteNumber(c.targetValue ?? c.compareValue ?? null);
+    const target = coerceFiniteNumber(
+      c.targetValue
+      ?? c.compareValue
+      ?? parseThresholdField(c.rightField)
+      ?? null,
+    );
     const plotKey = c.leftField && c.leftField !== 'none' ? c.leftField : c.indicatorType;
 
     out.push({