The story opens at the point of Marcus' violent act of revenge. The camera swings menacingly through the dark and creepy interior of 'Rectum', a low-lit cavernous gay club where sado-masochists indulge their fetish. Rage and despair have led Marcus there... the reason for this is revealed when the story regresses back to the brutal attack on Marcus' girlfriend Alex by a psychotic pimp on her way home from a party, through the bleak Paris streets. Back then to the evening leading up to Alex's fated subway route home - a wild and drink-fuelled night where Marcus and Alex's relationship seems strained amidst the girls, the drums and the pounding music. Meanwhile their friend Pierre is anxious that Marcus is neglecting the extraordinary beautiful Alex. It is clear that he and Alex were also lovers in the past and Pierre's love for her has remained strong. Before the party the three of them joke together on the metro about their shared sexual pasts before finally sweeping back through the intimacies of Marcus and Alex's relationship where we witness an extraordinary love affair as yet untouched by the evils of the irreversible horrors that await them....