Their bond transcends lifetimes, but there's nothing their enemies won't do to keep them apart. "You will be chained to him forever, and you cannot imagine what that will mean for you." Ella has been walking close to danger her whole life. As an incantor she uses her powers to protect innocents, often putting herself in harm's way. But she's never felt anything like the way her skin electrifies when a certain gang member - one rumoured to be a fallen archangel - locks eyes with her across a crowded bar. She can't help but feel like maybe he's been in her life before... Viper, president of the Black Saints' motorcycle club, carries heavy secrets. He has been searching for his mate across lifetimes. Now he's finally got her in his sights he'll do anything to keep her, even if that means destroying himself in the process. They took her from him once, he's not going to let it happen again. But as foes old and new close in, Ella and Viper's bond will be pushed to the limit. Will their love endure, or will they reach breaking point?