Penerangan：After her son's death, the protagonist Hino Misaki begins to face her husband's and her own problems. When great love becomes a social sanction, she needs to rethink her life. In the process of facing her husband, Misaki's means of solving the problem is "social erasure", which is her revenge. While she is doing her best to take revenge, she learns to face herself and the husband she has been avoiding.