1화: 사치코는 완벽한 무대를 위해 노력하지만, 아베 무지카의 인기가 높아질수록 내부의 긴장감도 고조된다.

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As a result of Sakiko's hard work and efforts, Ave Mujica has gained considerable popularity and a splendid reputation. In order to make their next big show another hit, Sakiko devotes herself to creating the perfect stage. However, tensions between the band members rise as not everyone is on board with Sakiko's direction of the band... And so, the curtain is about to rise as each of the members harbor their own motives. (Source: BanG Dream! Wikia)