After marriage, a housewife trapped in mundane daily life finds herself bored and unfulfilled—until by chance she encounters the world of "rope." From that moment on, she is drawn into the realm of shibari, experiencing pleasures she's never known before. Bound and restrained, she discovers an unexpected sense of liberation and intense pleasure, completely captivated by the sensation. Once inside this world, there's no turning back. This is the record of voluptuous married women finding deep satisfaction and fulfillment through sex while bound tight.