"Persuasion" by Martina Boone, the second book in the "Heirs of Watson Island" trilogy, continues the story of Barrie Watson and her connection to the magical and mysterious Watson Island. Following the events of the first book, "Compulsion," Barrie grapples with family secrets, the Colesworth curse, and her growing feelings for Eight Beaufort. A stranger arrives, claiming the key to the Watson and Beaufort gifts and the Colesworth curse lies beneath the Colesworth ruins, leading Barrie and her cousin Cassie to cast a spell that could have deadly consequences. As Cassie hires archeologists to excavate the ruins, the chaos surrounding the island escalates, with ghost hunters and reporters drawn to the rumors of hidden Civil War gold. Barrie must navigate the escalating peril, her feelings for Eight, and decide who to trust as the fate of the founding families hangs in the balance.