It is hard to find a world without monsters, human or otherwise.
Criminals run human and drug trafficking operations. Savage beasts massacre the defenseless come nightfall.
Supernatural occurrences result in mass disappearances.
300 years ago, the Typer Institute formed and crippled many monsters.
However, an unknown event resulted in a massive massacre of a majority of the Typers.
In a time with few Typers left, Oto and his friends prepare to climb the God Tree in search of answers.