It's been three years since I lost my husband. She is married and has children, so we meet several times a year. Although her friends were worried about her, Hidemi was not lonely. This is because she is in a relationship with her husband's brother. Her brother-in-law supported her when her husband died, and they became close to each other, and before she knew it, their bodies were on top of each other. She feels guilty because her brother-in-law has a wife and child, but she can't stop him. However, her relationship with her brother-in-law suddenly ends. she one day