There was a mental hospital in 1923, which once had a wide courtyard and a castle-like bungalow.

It's in tatters when the story begins, but madmen still roam it.The four big characters above the door "God loves the world" are like a satire!

The Japanese surrendered, and during the chaotic period of power, traitors, special police officers, military police and others entered this "mental hospital" by "accidental collision".

They look normal, but the following story is very unusual... "Those lunatics each have their own past, and sometimes, they are more normal than normal people..."