Эп. 6: Каоруко допрашивает сожителей Акито об инцесте, а Ариса становится новой горничной

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Kaoruko comes to the dormitory to ask Akito's cohabitants whether he has any incestuous feelings for his sister, of which she leaves convinced especially as Akiko seizes the opportunity to trumpet her love for her brother. In response to the allegations, the cohabitants resolve that Akito and Akiko must sleep in separate rooms. Later, it is learned that Arashi took on Arisa, Akito's fiancée, as the new housekeeper. (Source: Wikipedia)