diff --git a/frontend/src/components/Workspace/Visualize/Plot/ImagePlot.tsx b/frontend/src/components/Workspace/Visualize/Plot/ImagePlot.tsx
index cf69ff98d..39f9728d4 100644
--- a/frontend/src/components/Workspace/Visualize/Plot/ImagePlot.tsx
+++ b/frontend/src/components/Workspace/Visualize/Plot/ImagePlot.tsx
@@ -230,6 +230,9 @@ const ImagePlotChart = memo(function ImagePlotChart({
   const [action, setAction] = useState("")
   const [positionDrag, setChangeSize] = useState<PositionDrag | undefined>()
   const clickedDataId = useSelector(selectClickedRoi(itemId))
+  const clickedRois = useSelector(
+    (state: RootState) => state.visualaizeItem.clickedRois[itemId] || [],
+  )
 
   const outputKey: string | null = useSelector(selectRoiItemOutputKeys(itemId))
 
@@ -344,12 +347,20 @@ const ImagePlotChart = memo(function ImagePlotChart({
           const hex = rgba2hex(rgba, roiAlpha)
 
           const isClickPoint = pointClick.some((point) => point.z === i)
+          const isClickedRoi = clickedRois.includes(i.toString())
           const isSelected = statusRoi?.temp_selected_roi?.includes(i) || false
           const isDeleted = statusRoi?.temp_delete_roi?.includes(i) || false
           const isMerged = statusRoi?.temp_merge_roi?.includes(i) || false
           const isAdded = statusRoi?.temp_add_roi?.includes(i) || false
 
-          if (isClickPoint || isSelected || isDeleted || isMerged || isAdded) {
+          if (
+            isClickPoint ||
+            isClickedRoi ||
+            isSelected ||
+            isDeleted ||
+            isMerged ||
+            isAdded
+          ) {
             switch (action) {
               case DELETE_ROI:
                 if (isClickPoint || isSelected || isDeleted)
@@ -360,17 +371,12 @@ const ImagePlotChart = memo(function ImagePlotChart({
                   return [offset, "#e134eb"] // purple
                 break
               case ADD_ROI:
-                if (isAdded) return [offset, "3483eb"] // red
+                if (isAdded) return [offset, "#3483eb"] // blue
                 break
               default:
-                if (isClickPoint || isSelected) return [offset, "#ffffff"] // white
+                return [offset, "#ffffff"] // white
             }
           }
-          if (clickedDataId !== null && i.toString() === clickedDataId) {
-            // eslint-disable-next-line no-console
-            console.log("#############\nImagePlot.tsx Change color")
-            return [offset, "#FF4500"] // Bright orange-red for clicked ROI
-          }
 
           return [offset, hex]
         }),
diff --git a/frontend/src/store/slice/VisualizeItem/VisualizeItemSlice.ts b/frontend/src/store/slice/VisualizeItem/VisualizeItemSlice.ts
index 7f190dfc2..41db946b4 100644
--- a/frontend/src/store/slice/VisualizeItem/VisualizeItemSlice.ts
+++ b/frontend/src/store/slice/VisualizeItem/VisualizeItemSlice.ts
@@ -867,7 +867,22 @@ export const visualaizeItemSlice = createSlice({
       }>,
     ) => {
       const { itemId, clickedDataId } = action.payload
-      state.clickedRois[itemId] = clickedDataId
+      if (clickedDataId === null) {
+        state.clickedRois[itemId] = null
+      } else {
+        if (!state.clickedRois[itemId]) {
+          state.clickedRois[itemId] = []
+        }
+        const index = state.clickedRois[itemId]!.indexOf(clickedDataId)
+        if (index === -1) {
+          state.clickedRois[itemId]!.push(clickedDataId)
+        } else {
+          state.clickedRois[itemId]!.splice(index, 1)
+        }
+        if (state.clickedRois[itemId]!.length === 0) {
+          state.clickedRois[itemId] = null
+        }
+      }
     },
   },
   extraReducers: (builder) => {
@@ -921,11 +936,21 @@ export const visualaizeItemSlice = createSlice({
       .addCase(setImageItemClickedDataId.fulfilled, (state, action) => {
         const { itemId: imageItemId, clickedDataId } = action.meta.arg
         // Update clickedRois
-        if (clickedDataId === state.clickedRois[imageItemId]) {
-          state.clickedRois[imageItemId] = null
+        if (!state.clickedRois[imageItemId]) {
+          state.clickedRois[imageItemId] = []
+        }
+
+        if (clickedDataId) {
+          const index = state.clickedRois[imageItemId]!.indexOf(clickedDataId)
+          if (index === -1) {
+            state.clickedRois[imageItemId]!.push(clickedDataId)
+          } else {
+            state.clickedRois[imageItemId]!.splice(index, 1)
+          }
         } else {
-          state.clickedRois[imageItemId] = clickedDataId
+          state.clickedRois[imageItemId] = null
         }
+
         // Update drawOrderList for related time series items
         Object.values(state.items).forEach((item) => {
           if (isTimeSeriesItem(item)) {
@@ -942,13 +967,8 @@ export const visualaizeItemSlice = createSlice({
                   item.drawOrderList.splice(index, 1)
                 }
               } else {
-                // If clickedDataId is null (deselection), remove the previous selection
-                const previousSelection = state.clickedRois[imageItemId]
-                if (previousSelection) {
-                  item.drawOrderList = item.drawOrderList.filter(
-                    (id) => id !== previousSelection,
-                  )
-                }
+                // If clickedDataId is null (deselection), clear the drawOrderList
+                item.drawOrderList = state.clickedRois[imageItemId] || []
               }
             }
           }
@@ -957,13 +977,29 @@ export const visualaizeItemSlice = createSlice({
       .addCase(selectingImageArea.fulfilled, (state, action) => {
         const { itemId: imageItemId } = action.meta.arg
         const selectedZList = action.payload
+
+        if (!state.clickedRois[imageItemId]) {
+          state.clickedRois[imageItemId] = []
+        }
+        selectedZList.forEach((z) => {
+          const index = state.clickedRois[imageItemId]!.indexOf(z)
+          if (index === -1) {
+            state.clickedRois[imageItemId]!.push(z)
+          } else {
+            state.clickedRois[imageItemId]!.splice(index, 1)
+          }
+        })
+        if (state.clickedRois[imageItemId]!.length === 0) {
+          state.clickedRois[imageItemId] = null
+        }
+
         Object.values(state.items).forEach((item) => {
           if (isTimeSeriesItem(item)) {
             if (
               item.refImageItemId != null &&
               imageItemId === item.refImageItemId
             ) {
-              item.drawOrderList = selectedZList
+              item.drawOrderList = state.clickedRois[imageItemId] || []
             }
           }
         })
diff --git a/frontend/src/store/slice/VisualizeItem/VisualizeItemType.ts b/frontend/src/store/slice/VisualizeItem/VisualizeItemType.ts
index 8cb4911a8..083145159 100644
--- a/frontend/src/store/slice/VisualizeItem/VisualizeItemType.ts
+++ b/frontend/src/store/slice/VisualizeItem/VisualizeItemType.ts
@@ -12,7 +12,7 @@ export type VisualaizeItem = {
   }
   layout: ItemLayout
   clickedRois: {
-    [itemId: number | string]: string | null
+    [itemId: number | string]: string[] | null
   }
 }