They race back to the present to stop him from killing his second victim .
Wells takes Jane three days into the future to prove the existence of time travel to her and while in the future , they discover Jane is John 's third victim .
They race back to the present to stop John from killing John 's second victim .
Wells takes Jane three days into the future to prove the existence of time travel to her and while in the future , they discover Jane is John 's third victim .