A 16 year old boy orphan from the Church of Congregation who'll later seek out the Institute along with his companion, Kaiji.

A 17 year old orphan that lived at a small branch of the Institute who'll later finds out a strange individual amidst one of his missions, tasked by the Institute. 

A natural barrier that divides the entire continent into two parts— namely, the Allos and Hierron Continent. It is one of the most dangerous places amongst the lands of the both continents, where monstrous beasts of thousands lived in.