Consent is ambiguous when a sexual encounter between fourteen-year-olds Micah and Penelope escalates. Micah believes they are in love, while Penelope is in shock, devastated that her best friend of eleven years, her first boyfriend, abused her trust.

Told from multiple points of view, Gray Lines takes an intimate look at two families grappling with the emotional, social, and legal consequences of an alleged sexual assault. Lifelong friendships and family bonds are tested as everyone struggles to reconcile the past with their search for the truth.