At lunch break, Olivia—a foreign transfer who cannot speak English—enters a game of "look‑the‑other‑way" with Hanako Honda, an outspoken airhead. Their boisterous antics ignite Kasumi Nomura"s fury; the stoic loner is constantly ridiculed by her older sister for always losing. Kasumi, unwilling to play, initially rejects Olivia"s invitation, yet she eventually joins and unleashes her own brand of chaos. A bizarre camaraderie soon emerges among the odd trio, prompting them to establish the "Pastime Club," where they can freely continue their daily shenanigans.
From struggling with English to striving for popularity, or getting caught by teachers at the wrong moment, school life is never dull when Asobi Asobase"s girls unleash their uproarious antics. Their escapades keep the halls buzzing.