Bunker Paradise(2006)

Friendly and broke, Mimmo dreams of being rich and famous, but for now he's a taxi driver. One evening, he meets John Deveau, a wealthy and perverse man, and his gang, who draw him into a world of luxurious parties among the wealthy. Charmed and believing he has made it, Mimmo thinks that this world wants him. In reality, he falls into the perverse trap set by John and his gang for their own amusement.