At a young age, Tamaki's father died in an accident and her mother ran away from home, leaving Tamaki to take care of her ailing brother Ryota. One day, she hears news of her mother's death, and she rushes to the hospital, only to find out that her mother has completely changed and that her death was the result of suicide. Consoled by the hospital director's son Kyosuke, she begins falling in love, but she soon finds out that Kyosuke's father was having an affair with her mother, which led to her mother's disappearance and suicide. (Source: Tokyograph)