In the near future, architect Otone Komoto is married to Kensuke, who runs a construction company. The married couple decide to welcome a humanoid robot into their home as their son.
| Actor | Role |
|---|---|
 Haruka AyaseOtone Komoto | Otone Komoto |
 Daigo YamamotoKensuke Komoto | Kensuke Komoto |
 Kuwaki RimuKakeru | Kakeru |
 Nana SeinoAlice Kotaki | Alice Kotaki |
 KanichiroGen Hidaka | Gen Hidaka |
 Hinata HiiragiTakuto Konno | Takuto Konno |
 Akihiro KakutaJunichi Hano | Junichi Hano |
 Kayo NoroKasumi Hano | Kasumi Hano |
 Mari HoshinoMother | Mother |
 Ayumu NakajimaEngineer | Engineer |
 Kimiko YoNobuyo Nishimura | Nobuyo Nishimura |
 Min TanakaAkio Yamagata | Akio Yamagata |