A Different World (Percy Jackson Fan-fiction.)

John Anderson is a 17 year old high-school student who regularly trains and competes in karate. He was always in love with the Greek gods, he knows everything about them, although his adopted family is Christian. One day, his world gets turned upside down as he finds the gods he believes in, are real. Also, one of them are his real parents. He has to get safe from all the monsters and help the gods who are on the verge of becoming extinct. Of course he'll be able to do this, with help of course. Only, who will help him?

(Yes, the picture is me.)