Yuuki and Yura, who were best friends when they were students, were estranged after graduation, but when Yura's husband was transferred to Tokyo and moved to a new house, she happened to meet Yuuki, who lived next door. However, since Yuuki left Yura, she married a man who belonged to an antisocial force and had tattoos on her body and turned into a sex slave. Yuuki's husband also takes notice of Yura's beauty and plots to make her a sex slave just like Yuuki.......