Dark Seas, Book Three Series by Debbie Herbert

She was irresistible to every man…except one Lily Borsage is the ultimate siren: gorgeous, aloof and irresistible to all the men in Bayou La Siryna. All of them, that is, until Nashoba Bowman comes back to town. The Native American kid whose innocent first kiss Lily remembers fondly is now all grown-up, hot as an Alabama summer—and immune to Lily's charms... moreShe was irresistible to every man…except one Lily Borsage is the ultimate siren: gorgeous, aloof and irresistible to all the men in Bayou La Siryna. All of them, that is, until Nashoba Bowman comes back to town. The Native American kid whose innocent first kiss Lily remembers fondly is now all grown-up, hot as an Alabama summer—and immune to Lily's charms. What self-respecting mermaid could resist finding out more? But Nash has a dark history that puts any woman he loves in grave danger, and a heritage of power he isn't ready to accept. And Lily has a secret that no mortal man can ever know. When a mysterious enemy starts menacing Lily, they will both have to risk everything—and embrace their deepest destinies—if they want to survive. less