Big Family Hypnosis

Kazoku Saimin is a visual novel centered on Yuuichi, a young man attending prep school who has just gained a stepmother and two stepsisters after his father's remarriage. When a mysterious hypnotic device arrives, Yuuichi begins experimenting with its power on his new family members, gradually escalating his influence from simple bonding to more intimate control. As his desires intensify and the women themselves begin seeking greater pleasure, the boundaries of their blended family dynamic dissolve into explicit exploration. The game features multiple branching paths and endings, with a runtime of 30–50 hours.