diff --git a/src/util/skeleton-utils.js b/src/util/skeleton-utils.js
index 06208ddd..3b5e905a 100644
--- a/src/util/skeleton-utils.js
+++ b/src/util/skeleton-utils.js
@@ -543,28 +543,23 @@ const createInnerLinesFromSkeleton = (roofId, canvas, skeleton, textMode) => {
       //const orgWallLine = wall.lines
       //console.log("outLine:::::", p1, p2, line)
 
-      for(const orgLine of roof.lines){
-        console.log("a::::",isSamePoint(p1,orgLine.startPoint), p1, orgLine.startPoint)
-        console.log("b::::",isSamePoint(p2,orgLine.endPoint), p2, orgLine.endPoint)
-        console.log("c::::",isSamePoint(p2,orgLine.startPoint), p2, orgLine.startPoint)
-        console.log("d::::",isSamePoint(p1,orgLine.endPoint), p1, orgLine.endPoint)
-        let isSampe1 = false
-        let isSampe2 = false
-        const orgOuterLine = orgLine
-        if(isSamePoint(p1,orgLine.startPoint) && isSamePoint(p2,orgLine.endPoint)){
-           isSampe1 = true;
-           break;
+      let lineExists = false;
+
+      for (const orgLine of roof.lines) {
+        const sameDirection = isSamePoint(p1, orgLine.startPoint) && isSamePoint(p2, orgLine.endPoint);
+        const oppositeDirection = isSamePoint(p2, orgLine.startPoint) && isSamePoint(p1, orgLine.endPoint);
+
+        if (sameDirection || oppositeDirection) {
+          lineExists = true;
+          break;  // 같은 라인이 발견되면 즉시 순환 종료
         }
+      }
 
-        orgOuterLine.startPoint = orgLine.endPoint
-        orgOuterLine.endPoint = orgLine.startPoint
-
-        if(isSamePoint(p1,orgLine.endPoint) &&  isSamePoint(p2,orgLine.startPoint)){
-          isSampe2 = true
-          return;
-        }
-
-          const innerLine2 = new QLine([orgOuterLine.startPoint.x, orgOuterLine.startPoint.y, orgOuterLine.endPoint.x, orgOuterLine.endPoint.y], {
+      if (!lineExists) {
+        // 같은 라인이 없으므로 새 다각형 라인 생성
+        const newLine = new QLine(
+          [p1.x, p1.y, p2.x, p2.y],
+          {
             parentId   : roof.id,
             fontSize   : roof.fontSize,
             stroke     : 'yellow',
@@ -576,28 +571,35 @@ const createInnerLinesFromSkeleton = (roofId, canvas, skeleton, textMode) => {
             lineName   : (line.attributes.isOuterEdge) ? 'addLine' : attributes.type,
             selectable : (!line.attributes.isOuterEdge),
             roofId     : roofId,
-          });
-
-          //orgOuterLine.setCoords()
-          //canvas.renderAll()
-          canvas.add(innerLine2);
+          }
+        );
+        let p1Line = findClosestRoofLine(p1, roof.lines)
+        let p2Line = findClosestRoofLine(p2, roof.lines)
+        if(p2Line.distance > p1Line.distance){
+          p1Line = p2Line;
+          p2Line = p1Line;
         }
-
-
-
-      for(const orgWallLine of wall.lines){
-       // console.log("orgWallLine::::;",orgWallLine.startPoint, orgWallLine.endPoint);
-        // if(isSamePoint(orgWallLine.startPoint, p1) ||
-        //   isSamePoint(orgWallLine.endPoint, p2) ||
-        //   isSamePoint(orgWallLine.endPoint, p1) ||
-        //   isSamePoint(orgWallLine.startPoint, p2)){
-        //       idx = orgWallLine.idx
-        //   break
-        // }
+        const newLine2 = new QLine(
+          [p1Line.line.x1, p1Line.line.y1, p2Line.line.x2, p2Line.line.y2],
+          {
+            parentId   : roof.id,
+            fontSize   : roof.fontSize,
+            stroke     : 'red',
+            strokeWidth: lineStyle.width,
+            name       : (line.attributes.isOuterEdge) ? 'eaves' : attributes.type,
+            attributes : attributes,
+            direction  : direction,
+            isBaseLine : line.attributes.isOuterEdge,
+            lineName   : (line.attributes.isOuterEdge) ? 'exLine' : attributes.type,
+            selectable : (!line.attributes.isOuterEdge),
+            roofId     : roofId,
+          }
+        );
+        canvas.add(newLine);
+        canvas.add(newLine2);
       }
 
 
-
       //초기외곽라인?
       const coordinateText = new fabric.Text(`(${Math.round(p1.x)}, ${Math.round(p1.y)})`, {
         left: p1.x + 5, // 좌표점에서 약간 오른쪽으로 이동
@@ -617,6 +619,7 @@ const createInnerLinesFromSkeleton = (roofId, canvas, skeleton, textMode) => {
       canvas?.add(coordinateText)
 
     }else{
+
       canvas.add(innerLine);
       innerLine.bringToFront();
       existingLines.add(lineKey); // 추가된 라인을 추적