This thrilling sequel to 'The Butterfly Effect' delves further into the disturbing and life-threatening effects the power to change the present by altering the past can have, whether in the wrong or right hands. After his girlfriend, Julie (Erica Durance, Smallville), and two best friends are killed in a tragic car accident, Nick (Eric Lively, American Pie) struggles to cope with his loss and grief. Suffering from migraine-like seizures, Nick eventually discovers that he has the power to change the past with his memories. However his time-traveling attempts to save his one true love drastically affect the future in tragic ways. Can Nick save Julie without causing catastrophic results?