Ordinary highschool boy Oda Yuma receives a smartphone app called "Hypnos" from a lustful succubus girl. The app can hypnotize women in an erotic way, and as soon as he gets it, Oda tries the app on his sassy gyaru classmate Fujimiya and the head of the school's disciplinary committee, Akizuki Sakuranoi, turning them both into obedient sex slaves!
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