After Lia's mom dies in a car crash and her family takes a much-needed vacation to Maine, Lia returns to find her friends acting suspiciously different. Marley, Abi, Makayla, and Lia launch into an extended game of truth or dare, and Lia tells a few lies to keep up with her newly competitive friends. And when Lia must own up to her stories, she needs to have the right people by her side.