Joy, Tali, Luce, and Zoe were once inseparable at Camp Okahatchee. But now two years later, they have grown apart and their bond has faded. That is until the flash of a photo booth camera transports them back in time, to the summer when they were 15, the summer when everything changed. Now, the girls have to recreate the past so they can return to the future. But as they relive their summer, the mystery behind their lost friendship unravels and a dark secret threatens to tear them apart all over again.