Go!

Four students in uniform gather around a green table, playing a tile-based game, while a female student in a white and purple uniform stands behind them, holding a large green book; the scene shifts to two students in uniform conversing, then to a group of students in dark uniforms interacting with a student in a dark suit, followed by the female student lifting the green book to reveal a hidden compartment, then to a student in a white and purple uniform falling out of a window, and finally to a student with a red bandana and a blue book reacting with surprise.