
However, he can't stop wondering what happened to his parents. He meets his father's longtime friend and partner, geneticist Kurt Connors, who was working with Peter's father to develop a regeneration formula. Peter helps to finish it, and Connors, who has wanted to regenerate his right arm all his life, injects the formula into himself and becomes a Lizard. Realizing his guilt, Peter begins a new life as the mysterious superhero Spider-Man and becomes a menace to criminals while trying to find a way to stop Connors.