River signs

Mercy Thompson always knew she was different, and not just because she could make a Volkswagen engine listen to her words. Mercy is a leatherman, which she inherited from her long-dead father. She had never met anyone like her before. That is, until now.

In the depths of the Columbia River, evil has come to life - and some of her father's people might know something about it. And if Mercy and her mate, alpha werewolf Adam, are to survive, they're going to need help...