diff --git a/ActionTimelineEx/Windows/SettingsWindow.cs b/ActionTimelineEx/Windows/SettingsWindow.cs
index 22a69be..2c8547c 100644
--- a/ActionTimelineEx/Windows/SettingsWindow.cs
+++ b/ActionTimelineEx/Windows/SettingsWindow.cs
@@ -330,11 +330,10 @@ private bool DrawGeneralTab(DrawingSettings settings)
             ImGui.DragFloat("Size per second", ref settings.SizePerSecond, 0.3f, 20, 150);
             DrawHelper.SetTooltip("This is the width of every second drawn on the window.");
 
-            if (!settings.IsRotation)
-            {
-                ImGui.DragInt("Offset Time (seconds)", ref settings.TimeOffsetSetting, 0.1f, 0, 10);
-                DrawHelper.SetTooltip("This is the advanced time about action using");
-            }
+            ImGui.DragInt("Offset Time (seconds)", ref settings.TimeOffsetSetting, 0.1f, 0, 1000);
+            DrawHelper.SetTooltip(settings.IsRotation ? "The Offset time of rotation."
+                : "This is the advanced time about action using");
+
             ImGui.DragFloat("Drawing Center offset", ref settings.CenterOffset, 0.3f, -500, 500);
 
             return result;
diff --git a/ActionTimelineEx/Windows/TimelineWindow.cs b/ActionTimelineEx/Windows/TimelineWindow.cs
index 6b5df6f..356fecd 100644
--- a/ActionTimelineEx/Windows/TimelineWindow.cs
+++ b/ActionTimelineEx/Windows/TimelineWindow.cs
@@ -52,7 +52,7 @@ private static void DrawContent(DrawingSettings setting)
         var pos = ImGui.GetWindowPos();
         var size = ImGui.GetWindowSize();
 
-        var now = setting.IsRotation ? TimelineManager.Instance?.EndTime ?? DateTime.Now : DateTime.Now;
+        var now = setting.IsRotation ? (TimelineManager.Instance?.EndTime ?? DateTime.Now - TimeSpan.FromSeconds(setting.TimeOffsetSetting)) : DateTime.Now;
 
         var endTime = now - TimeSpan.FromSeconds(size.X / setting.SizePerSecond - setting.TimeOffset);