Sakusei Byoutou 8

Kiritani finally reveals his true nature and summons Yamaguchi to the storeroom, where he forces him to play with Yamada. Undeterred, Yamaguchi urinates on Yamada's face and licks his crotch clean. Still, Kiritani's anger is unrelenting, and finally he takes it upon himself to "train" Yamada. Yamada is helplessly swallowed up by the intense reverse rape, in which the two are thoroughly reminded that they are not "patient and nurse" but "weak and strong." ......