Ryujo Hoshiko (Goriki Ayame) comes to detective Kindaichi Kosuke’s (Yamashita Tomohisa) office with a request. She would like him to investigate an attempt to poison her father, Baron Ryujo Kiyohisa (Tsukayama Masane).
| Directing | Kensaku Sawada | Director |
| Writing | Taku Ashibe | Novel |
| Writing | Junya Ikegami | Teleplay |