It seems innocent enough. Struggling young artist, Daniel King, is invited by his childhood friend, Natasha, back to the coastal village where the two of them grew up. Natasha has even offered him the use of a house that she has recently acquired. Daniel readily accepts, bring his fiance Laura with him. The couple soon begin to notice strange and disturbing events taking place in the house, events that trigger an old recurring dream, which comes back to haunt Daniel. There is some terrible, near forgotten secret from the past tied up with Daniel, Natasha, a local crazed priest and the sea. The increasingly tormented Daniel can't quite remember, but when he hears an old local legend about a demon living in the sea that preys on the guilty, the long submerged memories start falling into place. Monstrous events are about to occur at the house. The lives and souls of everyone involved are at state, threatened by an ancient evil whose time has finally come.