Les Godelureaux - Claude Chabrol (1961)

In Paris, the student Arthur is in his car with his friends when they see a sport car parked on the parking space they use in front of the bar they are habitue. They raise the car and move it to the sidewalk. Arthur is a young man that lives with and is supported by his uncle that gives allowance to him. When the owner of the car Ronald arrives, the costumers of the bar laugh at him. Ronald is a wealthy bisexual that lives with a friend and plots evil revenge on Arthur. He sends the seductive easy woman Ambroisine to meet Arthur and seduce him. Arthur has a crush on her and when he needs to travel with his uncle on a business trip, he leaves Ambrosine to live in his uncle's house. Ronald organizes a bacchanal in the house for his friends, and they drink all the booze and trash the house. When Arthur returns, he proposes Ambrosine to marry him, and she stays with him. But it is indeed the second phase of Ronald's revenge.