The girls of Shirobaco take a trip to the beach, but the rise of a new M.J.B.K. tosses their plans out in the cold! Can Akira, Tsutomu, and Hayato save the day, or will they be forced to live in a dull, passionless world without swimsuits?!

Maia goes to great lengths trying to save Akira, and one member of the Verbalism Club gives their all to restore order to the world.

With Deava's existence now known to the world, Hayato seeks to recruit the public for their cause. Subete digs deeper into Maia's memories, unearthing the lifelong link between Maia, Subete, and Akira.