In Episode 8 of "Sakusei Byoutou The Animation," titled "Kiritani Chapter: Part Two," the narrative delves deeper into the complex dynamics between Yamada and Nurse Kiritani. Initially, Kiritani exhibits a facade of kindness and affection towards Yamada, a stark contrast to his previous experiences with other nurses. However, as the episode unfolds, her true sadistic nature emerges. She subjects Yamada to a series of humiliating and degrading acts, including commanding another nurse, Yamaguchi, to urinate on him and engage in sexual activities with him. Kiritani further manipulates Yamada by administering an untested aphrodisiac, causing his penis to enlarge significantly, and uses psychological tactics to assert dominance, emphasizing a hierarchy where the weak must obey the strong. The episode culminates with Yamada in a vulnerable state, implying that Kiritani's manipulation has led to his physical and psychological downfall.
