At first glance, Munetaka appears as a charming prince, but hidden beneath the surface lies a cruel sadist. Desperate to support his family, clumsy Banri takes on a maid role in the prestigious Shishido household. Despite his constant blunders and tears, he forms an unexpected bond with the mansion's young master, Munetaka, whose charismatic and gentlemanly demeanor captivates everyone around. Munetaka's kindness uplifts Banri during his lowest moments until a mishap with a precious family heirloom changes everything. Suddenly, Munetaka's demeanor shifts, and he coerces Banri into a compromising situation as retribution. Thus unfolds Banri's journey as the unwilling target of Master Munetaka's unsettling acts of 'playful' harassment.