Teenager Adam is spending his summer vacation with his parents in a cottage on rugged Lake Superior. His dull routine is shattered when he befriends Riley and Nate, local troublemaking cousins who fight their boredom with debauchery, petty crime, and reckless cliff jumping. This friendship leads to the revelation of a hurtful secret that triggers Adam to set in a motion a series of events that changes the lives of the boys and their families forever.