As an ordinary student, you become entranced by Otoha Hikawa, the school's stunning beauty, who conceals a hidden sadistic side. With your stepsister Mami's unwavering support, you set out on a quest to earn Otoha's favor, embarking on an exciting five-step plan filled with unexpected twists, mystery, and the promise of romance. Can you overcome Otoha's dominant nature and win her heart?

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