Ms. Yura’s Rape Experience Diary #4: Younger Sister Rika (Nightmare Express)

Mizuhara is abducted and assaulted by the stalker Yuryo, who uses blackmail to force her compliance. As her trauma deepens, he reveals himself as her "master" and violates her in front of her horrified sister, Rika. To further their torment, Yuryo forces Mizuhara to lure her husband to the scene under false pretenses.