Principal Ayano summons two students who have fallen behind on tuition fees to her office, using her authority to dominate them. She demands they pay their debt with their bodies, forcing them into giving her a massage. What begins as a simple massage gradually escalates into increasingly intense and sensual acts. Though fearful of Ayano's commands, the students slowly comply with her demands. Their relationship evolves beyond mere punishment, deepening into intense psychological and physical tension. And what awaits them next is an even more extreme and shocking demand from Ayano.