diff --git a/korman/properties/modifiers/gui.py b/korman/properties/modifiers/gui.py
index c6ea8f2..f492d25 100644
--- a/korman/properties/modifiers/gui.py
+++ b/korman/properties/modifiers/gui.py
@@ -431,6 +431,10 @@ class PlasmaLinkingBookModifier(PlasmaModifierProperties, PlasmaModifierLogicWiz
                              description="Enable the Book to be Shareable (MOUL private instance only)",
                              default=False,
                              options=set())
+    shr_region = PointerProperty(name="Share Region (optional)",
+                                       description="Sets an alternate share region (optional)",
+                                       type=bpy.types.Object,
+                                       poll=idprops.poll_mesh_objects)
 
     # -- Path of the Shell options --
     # Popup Appearance
@@ -641,7 +645,10 @@ class PlasmaLinkingBookModifier(PlasmaModifierProperties, PlasmaModifierLogicWiz
         if self.shareable:
         # Region
             share_region = nodes.new("PlasmaVolumeSensorNode")
-            share_region.region_object = clk_region
+            if self.shr_region is None:
+                share_region.region_object = clk_region
+            else:
+                share_region.region_object = self.shr_region
             share_region.bounds = "hull"
             for i in share_region.inputs:
                 i.allow = True
diff --git a/korman/ui/modifiers/gui.py b/korman/ui/modifiers/gui.py
index f1d1a33..540359e 100644
--- a/korman/ui/modifiers/gui.py
+++ b/korman/ui/modifiers/gui.py
@@ -90,6 +90,7 @@ def linkingbookmod(modifier, layout, context):
         layout.prop(modifier, "link_type")
         if modifier.link_type == "kOriginalBook":
             layout.prop(modifier, "shareable")
+            layout.prop(modifier, "shr_region")
         row_alert("age_instance")
         if modifier.link_type == "kChildAgeBook":
             row_alert("age_parent")