With great power comes great responsibility. Spider-Man Peter Parker (Andrew Garfield) finally graduated while fighting crime and disaster with all his strength. But a knot in his heart brought his relationship with his girlfriend Gwen Stacy (Emma Stone) to a freezing point. Gwen applied for the Osborn Group, which provides electricity to the entire city. Two things that happened during the same period could not help but affect the fate of the company and Peter and others. The head of Osborn died, and his son Harry (Dane DeHaan) accepted the $200 billion behemoth at the age of 20. On the other hand, Max Will Dylan (Jamie Foxx), an electrical engineer who worships Spider-Man, died accidentally while repairing the unit. When he woke up again, he found that he had become a superhuman with full electricity all over his body. Max, who felt deceived, fought Spider-Man in Times Square, and Peter and Harry's friendship would also be teased by fate...