Top Floor Exchange is a store run by Hottie. PK Coins earned from daily Top Floor rewards can be exchanged for

and blue/purple/orange items. It refreshes every 21:00 GMT+8.

It can be refreshed by choice for 10 PK Coins. (10 for the first two refreshes, succeeding refreshes: 50, 50, 100, 100, 100, 100, 200)

Hottie's Dialogue Edit

Seen in here.