Kurimu's cake has gone missing! As a furious Kurimu demands to know where the cake went, Ken plays the role of detective as he tries to figure out where her cake has gone. As each member pleads their innocence, the case becomes more confusing when the advisor Magiru knows who the culprit is but collapses before she can reveal the clue and Ken gets knocked out and loses his memories. Can the council figure out who the real culprit is?