Miwa and Yusuke are close couples after getting married in-house. He also bought the detached house he had longed for on loan, and spent his days full of happiness. One day, Miwa accidentally meets her former boss, Ota. Yusuke is grateful for being taught how to work, but Miwa is grateful for being saved from the stalker. The couple discusses how to repay Ota, but Ota, who has been so saddened, is not the old one. Ota takes advantage of Miwa, who is kind and sympathetic, and soon...