Tom, a young man in his thirties, lives in London with two close friends: Craig, who he has known all his life, and Craig’s wife Sarah who has become his lover and confidante. His history of drug abuse still haunts him and prevents him from establishing healthy relationships with those around him. He manages to maintain this delicate balance in his lfe until he meets Annie who has no qualms about stirring up the demons of his past and wreaking havoc within the group.