After the birth of two children Simons (Joel Edgerton) marriage to Pam (Danielle Cormack) is becoming a bore in which the only climatic feelings he has involve an unfortunate new tendency for premature ejaculation. He develops an interest in another young mother, Katrien (Rhona Mitra) whose husband Klaus has been cheating on her. The world of young married parents in Wellington is fast leading to a whole new breed of men; the men of 'Separation City'.