Opposite Sides of a Coin

A young boy who had desires to become a hero was brought to a halt during a quirk accident. After the accident, his parents left him with these strange people, only to escape from them years later after learning his 'purpose'. what will he do when he gets in the protection of Pro Heroes and goes to school at UA, only to be hunted down by his brother?

what will happen when they find out his brother is one of the most dangerous villains in Japan?

basically my oc put into Mha