Yoshio uses the lure of the nanomachine, which could potentially be used to help Mitsuko, to split up Kinuho and Ma'aya. Meanwhile, Ruiko brings Mitsuko to the hospital, where Mikoto discovers her condition and angrily breaks away from Misaki's clique. Yoshio tries to overwhelm Kinuho by taking her away from the water source so she can't use her Hydro Hand ability, but she takes advantage of the water she carried through an underground drain to defeat him...