At a vacation home on the beach, a girl finds mysterious memorials after being told by an old man to venture out into the sand dunes. Years later, the people who live on the beach are plagued by voices telling them to kill themselves.

A young woman and her sister-in-law travel to Fiji to capture an infamous vampire dog, risking their lives in the process, for a well-paying doctor who claims to need them for his sick son. Only one of them returns home, and the doctor is revealed to have alternative plans for the dogs.