Lintang dreams of escaping her island home and having adventures on the high seas. She gets her chance when she and her best friend, Bayani, face a deadly mythie and survive, attracting the attention of the infamous Captain Shafira. Lintang’s bravery earns her an invitation onto the ship of the pirate queen, who is on her way to hunt down a nest of vicious sirens. But they’ve barely left the island when Lintang discovers that Bayani has risked his life to stow away. Worse, he won’t tell her why. Lintang must choose whether to be loyal to Captain Shafira and continue with her adventures, or be loyal to her best friend and lose everything she’s ever wanted.