Under a bridge in East Los Angeles, two Asian teenagers without parents shared half a piece of pizza dug out of the trash can.
One has a golden birthmark on the top of his head, and one has a silver scar on his left ear.
They were taken in by an old Chinese man who owned a car repair shop, and lost everything after a gang fight.
When they were desperate, they got into a van bound for Tijuana, Mexico.
It's more chaotic and dangerous there, and people kill without blinking an eye.
But where there is chaos, there is life.
They decided to change their name to themselves——
golden horn, silver horn