A remake of the 1982 Mugen Shinshi Kaiki-hen. *Note: In the afterword to Shin Kaiki-hen, it was stated that Shin Kaiki-hen is a sequel to this and a seperate story like Ouma-hen and its sequels. Due to that note, this version of Mamiya is considered to be either a brand new "Seinen tantei D" or another version of "Seinen tantei C."*

1. **Atom no Saigo** (アトムの最後) \[Osamu Tezuka\] 2. **Yamabiko 13-gou** (ヤマビコ13号) \[Leiji Matsumoto\] 3. **Kyuuryuu** (急流) \[Yasutaka Tsusui\] 4. **Asobidama** (あそび玉) \[Moto Hagio\] 5. **Taiji no Seiki** (胎児の世紀) \[Shoutaro Ishinomori\] 6. **Seibutsu Toshi** (生物都市) \[Daijiro Morohoshi\] 7. **Silvester no Hoshi Kara** (ジルベスターの星から) \[Keiko Takemiya\] 8. **Fuyu no Enban** (冬の円盤) \[Mineko Yamada\] 9. **Konchuu Wakusei** (昆虫惑星) \[Mitsuteru Yokoyama\] 10. **Kinseiju** (金星樹) \[Shio Sato\] 11. **Ridia no Sumu Toki ni...** (リディアの住む時に…) \[Junko Sasaki\] 12. **Milk ga Neji wo Mawasu Toki** (ミルクがねじを回す時) \[Yousuke Takahashi\] 13. **Kima** (樹魔) \[ Wakako Mizuki\] 14. **Zanzou: AN AFTER IMAGE** (残像　AN AFTER IMAGE) \[Yukinobu Hoshino\]

There is a problem in Avenue, a fierce adventurer with a reputation as "Devil Murder". As a result of a magical operation being too superior, weapons cannot bear, frequently break, and living expenses are insufficient! In addition, because of his scary appearance, one boy could not find a partner. One day, he fell in love with a single girl, Lilyisha (12 years old) of a weapons workshop who helped him by chance. However, the studio where she worked on was on the verge of bankruptcy due to debt. (Source: mfbunkoj)

The story of a girls' school teacher who is not good at dealing with girls.