In 1976, Drew Tate is a young teenager who has trouble dealing with life after he accidentally sets his house on fire. His parents Kenny and Brenda decide to go to Martha's Vineyard to spend Fourth of July weekend with Brenda's sister Francis, Francis' black Republican husband Spencer and their son Junior. While there Drew falls for a self centered girl named Lauren and befriends a married lady named Heather. While on their vacation, Drew deals with his parents attempts to save their marriage as well as with his own troubles. Eventually all of this leads to a life changing event for Drew as well as his parents.