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.
芦田愛菜
as Yui (voice)
粟野咲莉
as Hiyori (voice)
大竹しのぶ
as Kiwa-san (voice)
Takuya Tasso
as Kappa of the Kozuchi River (voice)
天城サリー
as Zashiki-warashi (voice)
伊達みきお
as Kappa of Toyosawagawa (voice)
宇野祥平
as Kappa of Mabechigawa (voice)
富澤たけし
as Kappa of Kitakamigawa (voice)
