Episode 6 S01 E06

Sho Sakurai (as Yudai Tago / Yoshimoto Koya) Ryunosuke Kamiki (as Numata Shinichi) Shioli Kutsuna (as Mizukawa Sara) Seishu Uragami (as Numata Shigeyuki) Rie Kitahara (as Asuka Mogami) Itsuji Itao (as Numata Kazushige) Honami Suzuki (as Numata Kayoko)

based on novel or book bullying school eccentric man