Tfw not a main character

Exactly, it must be either dyed a color, put into a yugi moto haircut, or both

No, Light and L both in Death Note had brown and black hair and they are main characters. :D.

Yeah, but they have red and blue versions of them, which makes them more badass.

I think it's Black Bullet.

I thought it was Sword Art Online.

I don't think it's SAO, because if that guy is Kirito, Kirito doesn't have parents.
But then again, "son" could just be a friendly term. I don't remember this scene in SAO, though.

Kirito has longer, darker hair too. It's BB