The small town of St. Adalbert Sur Mer is hiding a dark secret.Three times during the summer, the lifeless body of a Selkie was dumped into the river. Naked, and with a missing pelt.Louison is sent by her clan to investigate these murders and catch the killer, but her mission derails when she meets two charming strangers whom everyone in town seems to be falling in love with - including herself. Torn between her rising attraction towards Gabrielle and Adrien and keeping the secret of her origins, Louison must dodge tourists, deadly poachers and wildlife protection agents in a wild quest to find her sibling's murderer - before he kills again.