The Butterfly Effect

The Butterfly Effect is a mind-bending thriller that explores the perilous consequences of tampering with time. A man discovers he can travel through his past, but each attempt to alter an event sets off a chain reaction of unforeseen and devastating outcomes in the present.

Nick Larson and his best friends Trevor Eastman and Amanda are celebrating the twentieth-fourth birthday of his girlfriend Julie Miller in a beautiful lake on a Sunday morning. Nick is expecting to be promoted in the company where he works, and Julie is planning to move to his place instead of going to New York for her Master degree. However, Nick is called by his colleague Dave Bristol, who is disputing the promotion with Nick, for a meeting with a client. While on the road, Nick has an accident and Julie and his friends die. One year later, Nick finds that he can travel in time and tries to fix the past, with tragic consequences for the future.

Sam Reide has the ability of traveling to the past and works with the police department solving unresolved crimes, witnessing the events with the support of his sister, Jenna Reide and reporting the criminal's identity to detective Dan Glenn. When Elizabeth Brown, the sister of his former girlfriend Rebecca Brown that was murdered a couple of years ago pays a visit to him, she tells him that she has just found Rebecca's journal with evidences that Lonnie Flennons, who was accused for the murder is innocent. Sam decides to witness the murder of Rebecca and his interference affects the future. He travels to the past to try to fix his mistakes, but every time he returns, the future is in worse condition.