In 1987, Lucy Emerson and her sons Michael and Sam move to the seaside town of Santa Carla, California, hoping for a fresh start after her failed marriage. Michael quickly becomes infatuated with Star, a girl connected to the charismatic leader of a local rock band, The Lost Boys, while Sam meets the Frog Brothers, comic book vampire hunters who warn of dangers in the town, including hallucinations and supernatural abilities, as Michael's transformation into a vampire unfolds. The story blends comedy, horror, and romance, culminating in a mix of danger, family bonds, and the blurred line between reality and the supernatural.