Hana Amano's Manga List

After saving the world, the strongest hero Leo became someone who is not wanted in the peaceful human world. He was too strong.
Exiled, he seeks a job at the Demon King's Army, which he had defeated and needs to be rebuilt.
The Army had many problems: too much work, financial troubles, etc. Leo starts to make things better using his power.
Leo encounters Echidna again, and asks her why she invaded the human world. There was an unexpected story---!
This is the comic version of the Japanese novel which won one of the major online prizes for novels!

After saving the world, the strongest hero, Leo, has nowhere else to go. His overly strong power is something that a peaceful world doesn't need. The place where he ends up working is his former enemy, the Demon Queen's Army! This is the light novel version of the Japanese major online novel prize winning work!