Only when a person was at their most despaired and most helpless would they be able to open the 'door'. When the fire was burning, the boy was trapped inside the warped car window, and what he saw was his injured mother and the people who ran away from them.
Fire burned his body, and as his flesh and blood melted into the car door, he finally managed to open the door that he was stuck in. His lower body was left inside the car, but his upper body was burnt into the car door.
Chen Ge couldn't imagine a pain like that, so no matter what the boy had done, Chen Ge did not think that he was in a position to judge him. No one was born a monster; even if they looked different from a normal human being, their heart was made of flesh and blood.
Crawling amid the jungle of human bodies, the gap on the boy's body slowly recovered.