diff --git a/Runtime/Component/Tooltip/TooltipHandler.cs b/Runtime/Component/Tooltip/TooltipHandler.cs
index 4fc3007c..db3d529b 100644
--- a/Runtime/Component/Tooltip/TooltipHandler.cs
+++ b/Runtime/Component/Tooltip/TooltipHandler.cs
@@ -110,6 +110,7 @@ namespace XCharts.Runtime
                 if (!(serie is INeedSerieContainer))
                 {
                     showTooltip = true;
+                    containerSeries = null;
                     return;
                 }
             }
@@ -126,6 +127,7 @@ namespace XCharts.Runtime
         private void UpdateTooltip(Tooltip tooltip)
         {
             if (!showTooltip) return;
+            var anyTrigger = false;
             for (int i = chart.series.Count - 1; i >= 0; i--)
             {
                 var serie = chart.series[i];
@@ -133,20 +135,21 @@ namespace XCharts.Runtime
                 {
                     if (SetSerieTooltip(tooltip, serie))
                     {
+                        anyTrigger = true;
                         chart.RefreshTopPainter();
-                        return;
+                        break;
                     }
                 }
             }
             if (containerSeries != null)
             {
                 if (!SetSerieTooltip(tooltip, containerSeries))
-                {
                     showTooltip = false;
-                }
+                else
+                    anyTrigger = true;
                 ListPool<Serie>.Release(containerSeries);
             }
-            if (!showTooltip)
+            if (!showTooltip || !anyTrigger)
             {
                 if (tooltip.context.type == Tooltip.Type.Corss && m_PointerContainer != null && m_PointerContainer.IsPointerEnter())
                 {
diff --git a/Runtime/Serie/SerieHelper.cs b/Runtime/Serie/SerieHelper.cs
index 573e2c26..61c6e4d3 100644
--- a/Runtime/Serie/SerieHelper.cs
+++ b/Runtime/Serie/SerieHelper.cs
@@ -606,7 +606,7 @@ namespace XCharts.Runtime
                     innerFill = stateStyle.areaStyle.innerFill;
                     toTop = stateStyle.areaStyle.toTop;
                     GetColor(ref color, stateStyle.areaStyle.color, stateStyle.itemStyle.color, stateStyle.areaStyle.opacity, theme, index);
-                    GetColor(ref color, stateStyle.areaStyle.toColor, color, stateStyle.areaStyle.opacity, theme, index);
+                    GetColor(ref toColor, stateStyle.areaStyle.toColor, color, stateStyle.areaStyle.opacity, theme, index);
                 }
                 else
                 {
@@ -645,7 +645,7 @@ namespace XCharts.Runtime
             }
         }
 
-        private static void GetColor(ref Color32 color, Color32 checkColor, Color32 itemColor,
+        public static void GetColor(ref Color32 color, Color32 checkColor, Color32 itemColor,
             float opacity, ThemeStyle theme, int colorIndex, bool setOpacity = true)
         {
             if (!ChartHelper.IsClearColor(checkColor)) color = checkColor;