Mizuki, a wife who decided to live at the other party's parents' house after getting married to her childhood friend. - Her ostensibly was a happy marriage, but she had one problem. - It is the withdrawal of her brother-in-law, Kazuo. - Worried about Kazuo, who was also her old friend, Mizuki never goes to his room. - She tells her that she wants to help, though she is confused by the reason she knows about her withdrawal. - Kazuo who went upside down forcibly robs Mizuki's lips. - Mizuki's body gradually feels hot flashes due to the relentless and intense kiss that her husband does not have. More..