After the death of this mother, Masao Oneta (Teppei Koike) decides to leave the comfort of his room after years of self isolation and get a job. He lands a position at a small IT firm but doesn't yet realise this company is one of many 'black companies', known for overworking their employees.
| Actor | Role |
|---|---|
 Teppei KoikeMasao Oneta | Masao Oneta |
 MaikoAyako Nakanishi | Ayako Nakanishi |
 Seiichi TanabeTakumi Fujita | Takumi Fujita |
 Tetsuhiro IkedaTetsuya Ide | Tetsuya Ide |
 Leo MorimotoSakushi Kuroi | Sakushi Kuroi |
 Hiroshi ShinagawaMichihiro Abe | Michihiro Abe |
 Kei TanakaShota Kimura | Shota Kimura |
 Masako ChibaSadako Seko | Sadako Seko |
 Yasuhi NakamuraManabu Uehara | Manabu Uehara |
 Takamasa SugaShibata | Shibata |
 Mayumi AsakaKeiko Oneta | Keiko Oneta |
 Toshiyuki KitamiShinji Oneta | Shinji Oneta |
| KKanako HigashiNot listed | Not listed |