Bitten by radioactive spiders in the subway, Brooklyn teenagers, Miles Morales and Y/n L/n, suddenly develop mysterious powers that transform one of them into the one and only Spider-Man and the other into a vigilante. When they meet Peter Parker, they soon realize that there are many others who share their special, high-flying talents. Miles and Y/n must now use their newfound skills to battle the evil Kingpin, a hulking madman who can open portals to other universes and pull different versions of Spider-Man into our world.