Twenty years ago, Mari vanished while backpacking through Thailand with her boyfriend, Luke. He was accused of murder, but has always insisted he’s innocent. Besides, her body was never found. Now, he’s finally ready to talk. And filmmaker Cassidy Chambers wants to be the one to uncover what really happened, back then, in the dark of the jungle. But as she delves deeper into the past, Cassidy begins to fear what lies ahead, and the secrets buried along the way.