Diagnosed with dementia, Yuriko's mind quickly begins to fade. Yet, for her son Izumi, memories of the mother feel as vivid as when he lived them. One in particular, when he believed she had disappeared, haunts him terribly.

Shinnosuke and Misawa are joint managers of a Bonsai shop. Suddenly Shinnosuke's childhood friend Haruko turns up. She has split up with her boyfriend and finds herself out on the streets. Shinnosuke starts to like her and really wants to cheer her up, but he can't manage to express his real feelings or stop picking up other women. Misawa is dumbfounded by Shinnosuke's behavior but also has complex feelings of love for his friend.