After an ex-con returns to her fishing village, a dead body leads her to uncover the secrets of the town and its half-siren, half-human residents.After an ex-con returns to her fishing village, a dead body leads her to uncover the secrets of the town and its half-siren, half-human residents.After an ex-con returns to her fishing village, a dead body leads her to uncover the secrets of the town and its half-siren, half-human residents.