When high-school freshman Yomogi Asanaka stumbles across kaiju user Gauma, he and a few unsuspecting onlookers get caught up in a fight against kaiju.

Yume hears a rumor about Kano's death from an alumni of the chorus club which Kano was in while she was alive. Meanwhile, Koyomi awakens from a hangover and finds that he has lost Dynastriker. Gauma scolds Koyomi and he is reminded of someone he met the previous night.