Hayashida Yusaku

A strange old woman allows a teenage runaway and a young orphan to stay in an abandoned house that overlooks the sea. However, when a menacing entity threatens their new home, they must band together and face their fears to save it.

Hikari run away from home due to a misunderstanding. The Kuriharas realize that they've misunderstood Hikari. Asato wishes to see his mommy in Hiroshima and goes looking for her. However, Hikari thinks she's been enough of a nuisance to the people around her and decides to take her own life.