He is a local kid who lives in the the territory of the 29th Street Kings.
Joey is present at the the crime scene where Eva Arenas is found dead. He insults the police for never doing anything,
Meanwhile, Dexter tracks down Little Chino before he can kill Joey. He tranquilizes Little Chino, takes him out on a dolly, and finally kills him.
Joey hears a noise nearby and looks at the elevator door, but sees no one.