After finishing their final exams in the basic subjects, the girls are only allowed a moment's relief before being told they're taking a "special happiness test!" Even farther underground the gym's basement facility they once visited, the girls are subjected to a virtual exam!

A game of Miniature Garden Tag abruptly begins at the outdoor school. Will Hanako, Hibari, Botan, Hibiki, and Ren of "Team Four Leaf Clover" be able to find the wooden statues they carved and safely make it to the end of the game?!