Ep. 12: Darkness attempts to kill Rito while Mea fights Nemesis for bodily autonomy.

Darkness targets Rito, manipulating the swimming pool to grope classmates before attempting to swallow him to inherit his techniques. Momo and Nana intervene, prompting Darkness to create clones that molest them, forcing an evacuation. Darkness recalls her past attack on Planet Kild and her awakening after losing Tearju. Nemesis grows dissatisfied when Darkness expresses a desire to toy with Rito. Meanwhile, Lala senses danger and investigates Rito’s disappearance, while Yui and Haruna suspect Lala’s inventions. Lala eventually arrives to stop Darkness’s fatal attack. Simultaneously, Momo and Nana are sent to Mea’s apartment, where Nana confirms Nemesis is lying. Mea demands her body back, citing her friendships and adulthood, but Nemesis refuses. Nemesis restrains Mea until Oshizu performs an exorcism summoned by Mea.
Episodes
- Ep. 8 · Zastin recounts a cursed sword legend as Rito causes chaos at Saki's mansion
- Ep. 9 · Rin thanks Rito while Lala seeks advice on romance and attempts a kiss with him.
- Ep. 10 · Momo's Harem Plan and Mea's Secret Identity Revealed
- Ep. 11 · Yami's berserk transformation into Darkness reveals her true nature as a weapon.
- Ep. 12 · Darkness attempts to kill Rito while Mea fights Nemesis for bodily autonomy.