Episode 4 S01 E04

Masahiro Higashide (as 佐伯修一) Yutaka Matsushige (as 木暮正人) Ayumu Nakajima (as 松原雪彦) Akana Ikeda (as 佐伯ゆかり) Toru Masuoka (as 佐伯敏夫) Misako Renbutsu (as 遠藤りさ) Kanichiro Sato (as 早见刚) Akira Emoto (as 铃本茂树) Masaki Miura (as 田所健二) Takashi Yamanaka (as 寺田正志) Kazuki Namioka (as 槚木和也) Ryu Morioka (as 柏木俊之) Kyūsaku Shimada (as 齐藤) Yua Shinkawa (as 女侍) Yuka Itaya (as 染谷久美子)

investigation based on novel or book detective murder killer detective agency