It was a normal day at the Amusement Club. The members (who are using the abandoned Tea Ceremony club) are hanging out with each other.

Kyouko: "So what should we do next?" Yui: "Kyouko, you should be studying for the upcoming test." Kyouko: "Eh? I can do that any time." Akari: "I would like to play a boardgame." Chinatsu: "Sure. Let's do that."

While the girls set up the board game, someone came inside