A boat trip meant to relax Carmen DiAngelo, alpha of the Lime Kiln Pack, turns into an encounter of the shark kind when a great white swims alongside her boat. One look in his eye and she knows he's a shifter...and he's her mate.Carmen's trying to create the Shifters United alliance and while she'd love to also include aquatic shifters, mixing business and personal is never recommended. Mixing pack business with a shark certainly creates a volatile mix. But her wolf wants, what her wolf wants, and her alliance will only be half as strong without aquatic shifters.Tiri Delray knows the instant he sees the beautiful woman that she's his mate, that she's a wolf is of no consequence. His shiver will obey their alpha or face consequences. Her alliance, however, is just as alluring, because he'd been trying to find a way to broker cease fire with the orca shifters. His shiver had suffered a terrible loss and no more blood needed to be spilled in the ocean.Can Carmen bring the aquatic shifters on board with her fledgling alliance and broker a cease fire between the sharks and the orcas?But first she'll have to convince her pack their mating is true, and find a way to deal with them both being alphas. When passion runs this hot, just she must might have to submit to being the shark's alpha.Author's note: Each book in the Shifters United series stands alone.