#1 New York Times bestsellerFrom Kiera Cass, author of the Selection series, comes a captivating stand-alone fantasy romance.Kahlen is a Siren, bound to serve the Ocean by luring humans to watery graves with her voice, which is deadly to any human who hears it. Akinli is human—a kind, handsome boy who's everything Kahlen ever dreamed of. Falling in love puts them both in danger . . . but Kahlen can't bear to stay away. Will she risk everything to follow her heart?The Siren was previously self-published; this edition has been completely rewritten and redesigned.