Butterfly Effect Synopsis - Butterfly Effect centres around the life of Evan Treborn. We first see Evan when he is 7 years old growing up in a small town with his single parent mother. He begins to have blackouts and has no memory of what has occurred during them. To try and help his memory function, Evan is instructed to keep a diary and write in it every day. When he is 14 Evan's and his friends Kayleigh, her brother Tommy and Lenny start getting into of trouble, and these blackouts and memory loss return and occur during the trouble. To get him away from the bad influence of his friends his mother moves him away to another town. We next see Evan at university where he is studying Psychology with particular relevance to memory. When he revisits his diary he discovers that he is able to relive the memories that were blacked out a the time be physically transported to that time in order to change the bad things that happened. But this "gift" is a fragile one.