There was a legend called the siren's curse it said that humans can turn into sirens and live under the water Katherine was a teenage girl in her 20s , she always loved the sea since she was a kid she thought that the sea is a total different world from the filthy world she was living in . This story is about a girl who became a siren , to find a whole another world under the sea , full of secrets and mystery , that's when she met a mermen to lead her into her new life , eventually the mermen ends up taking her to his pack to live with them peacefully , but it was never peaceful the way he thought.