diff --git a/houdini/handlers/play/item.py b/houdini/handlers/play/item.py
index 7aecc68..965d7f2 100644
--- a/houdini/handlers/play/item.py
+++ b/houdini/handlers/play/item.py
@@ -1,8 +1,28 @@
 from houdini import handlers
 from houdini.handlers import XTPacket
+from houdini.data.item import Item
 
 
 @handlers.handler(XTPacket('i', 'gi'))
 @handlers.allow_once
 async def handle_get_inventory(p):
     await p.send_xt('gi', *p.data.inventory.keys())
+
+
+@handlers.handler(XTPacket('i', 'ai'))
+@handlers.depends_on_packet(XTPacket('i', 'gi'))
+@handlers.cooldown(1)
+async def handle_buy_inventory(p, item: Item):
+    if item.id not in p.server.items:
+        return await p.send_error(402)
+
+    if item.id in p.data.inventory:
+        return await p.send_error(400)
+
+    if item.epf:
+        return await p.add_inbox(p.server.postcards[126])
+
+    if p.data.coins < item.cost:
+        return await p.send_error(401)
+
+    await p.add_inventory(item)