A married woman, Mio, who has been married for several years. Her relationship with her husband is harmonious, but she was dissatisfied with her husband's SEX, which is too kind. One day, Mio confesses her marital troubles to the master, Kondo, at her favorite bar. Kondo, who had been fond of Mio for a long time, could not suppress her desire and attacked her from behind. Mio, who forcibly lifted her skirt and repeated a violent and powerful piston unlike her husband, gradually lost the power to resist and repeated her climax without being able to endure it.
