Doc Ock later, after finishing the machine, wants some more tritium to power it.. He wants to build rebuild his reactor to be even larger than before. He forces Harry to give it to him by threatening to kill him. Harry says he will give him the tritium as long as he brings Spider-Man to him. Doc Ock kidnaps Mary Jane, forcing Peter to put his suit again. A fight breaks out. Finally, Doc Ock puts a subway on course to crash. Spider-Man manages to stop the train with great effort. but becomes very weak and is captured and tied up and brought to Harry. Harry takes out a knife to kill him, but is shocked and stops when he pulls off Spider-Man's mask to reveal that his friend Peter is underneath the mask. Peter forces Harry to tell him where Doc Ock is, and then goes down there to save Mary Jane and the city.