Slava is a detective from Lviv and the daughter of a gamekeeper; she is well-versed in the laws of the forest, but certainly not in those of werewolves. Akim is a mysterious "senior detective" from Kyiv—in reality, a powerful Alpha forced to conceal his true nature while living among humans. Their encounter in the woods—where Slava saves a wounded wolf from poachers—changes her world forever. Akim becomes her partner on the police force, and she soon discovers that his "pack" not only possesses