Sleeping with the enemy is never a good idea. Neither is falling in love with her. Siren David Michaels lives by one rule: no relationships. His kind are cursed to lives of jealousy and selfishness when it comes to relationships. Having a one-night stand with a sexy stranger sounded good at the time. The last thing he expected was to see her show up seven years later claiming his very sick little brother is the long-lost next alpha of the Boulder pride. Megan Kincade, only daughter of the Boulder pride alpha, hasn't stopped dreaming about the dark-haired man she slept with in Florida. The last thing she expected was to find him claiming her little brother as his own, and learning he's a siren. The enemy. Taking his little brother back to his family is the only way for him to live. But if David loses him, he loses his humanity. And he also sets off a war if his symphony finds him. Then there's the problem of falling in love with the alpha's daughter. When David's symphony comes for him, he gives himself up to save Meg and Owen. The love he thinks himself incapable of is the only thing that can save him. Provided Meg can find the courage to defy her pride and save her siren's heart.

To save his soul, he risks condemning the world. Boulder pride security chief Gabe Kincade is losing his mind. It's the only explanation for remembering a past life in ancient Egypt as one of Maahes' warriors. Meeting a gorgeous scientist his jaguar says is his mate is a complication he can't afford—and can't resist. Ares is after him, and if the god catches him, he's dead. Again. Wildlife geneticist Autumn Dailey has spent the last fifteen years tracking big cat DNA. She's on the verge of a huge discovery, and the key might be in the samples from her cougar population study. Being kidnapped by people who turn into cougars proves she's found her something huge. Gabe Kincade showing up and promising to protect her from an unhinged alpha is an unexpected bonus. So is falling in love with him. But Ares knows who Gabe really is and what he can do. The Greek god of war will do anything to take possession of his soul. Including using his past life to destroy Autumn. To save her, Gabe has to save himself. No matter the cost.