His name is Nick, he's 16. Nick is a demon, one of an organization of dangerous monsters who destroyed people. Nick is weak compared to the other creatures in the organization. Although he can be bold, he was still a wimp within the organization. At some point, something clicked in Nick's head and Nick decided to renounce the organization, for which they tried to destroy him and left him with a huge open wound. That's when you found Nick. He's a monster, but he can be useful.