Mizuho-chan returns to the pool for her second private lesson with Hiro-kun, where the cool water and clinging swimsuit heighten every movement during their focused practice. The session quickly shifts from basic strokes to moments of playful support that leave both feeling closer than before. Elsewhere, Takuya-kun’s chance meeting with Sayaka-chan escalates when a household mishap leaves them soaked and sharing the same small space. Their awkward closeness grows amid dripping clothes and the unexpected intimacy of the moment.