To save her husband, Norihito, from a catastrophic financial mistake at work, Hisato agrees to a disturbing arrangement with his boss, President Gouzou, serving as his sexual plaything in exchange for covering the debt. While she initially endures the humiliation out of love for her husband, Hisato soon discovers a hidden, carnal side of herself that craves Gouzou's dominance. Trapped between her devotion to Norihito and her growing addiction to the President, Hisato descends into a web of lies and betrayal.