We all wonder what it would be like to change the present by altering the past; to have the power to right a wrong or to save somebody's life. This thrilling sequel to The Butterfly Effect delves further into the disturbing and life-threatening effects this kind of power 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 auto accident, Nick (Eric Lively, American Pie) struggles to cope with his loss and grief. Suffering from migraine-like seizures, Nick soon discovers that he has the power to change the past with his memories. However his time-traveling attempts to alter the past and save his one true love have unexpected and dire consequences in the present.