| A man who appears to have no particular passion for anything ironically proves effective with troubled high school students. Known as a legendary savior of problem schools, he shows up one day to salvage what's left of a class that had fallen apart completely. His highly unpredictable reactions and controversial advice to students shock the teachers and staffs much as they do the problem students themselves. |
| Name | Character | Episodes |
|---|---|---|
| Mari Natsuki | Reiko Ikeuchi（池内 怜子） | 11 |
| Hitoshi Matsumoto | Jiro Nanba（南波 次郎） | 11 |
| Naoto Takenaka | Ryuji Asai（浅井 龍次） | 11 |
| Shugo Oshinari | Shinichi Morita（森田 真一） | 11 |
| Ko Shibasaki | Rie（リエ） | 1 |
| Takuya Kimura | Yoji Mizutani（水谷 庸司） | 1 |
| Koyuki | Aya Saito（斎藤 アヤ） | 1 |
| Rei Kikukawa | Mami Sugimoto（杉本 マミ） | 1 |
| Masatoshi Hamada | Satofumi Kitayama（北山 恵文） | 1 |