Drew Baylor is fired after causing his shoe company to lose hundreds of millions of dollars. To make matters worse, he's also dumped by his girlfriend. On the verge of ending it all, Drew gets a new lease on life when he returns to his family's small Kentucky hometown after his father dies. Along the way, he meets a flight attendant with whom he falls in love.

A journalism student, Lilly, disappears while making a documentary about water levels at Lake Mead. When Lilly's cousin Erica goes searching for her, she comes to learn that some mysterious and deadly, "entities" lurk beneath the surface.