He got hit. Badly. On a mission against the Joker. He's now in his bedroom, resting from the wounds, but that's not the worst. Because he got hit so badly in the head, he forgot everything. Being Robin, than being Nightwing. God, he even forgot his own name. It was bad. Really bad. Alfred and Bruce tried to make him remember at least something with pictures, but nothing helped

you, his closest friend, entered his room and looked at him