箱入り息子の恋

星野源

Kentaro

夏帆

Nahoko

平泉成

Kentaro's father

森山良子

Kentaro's mother

Ren Ōsugi

Nahoko's father

Hitomi Kuroki

Nahoko's mother

Honoka Ishibashi

Kentaro's co-worker

栁俊太郎

Kentaro's co-worker

竹内都子

bold middle-aged woman

古舘寛治

Kentaro's boss