Two young boys meet on the supermarket stairs and suddenly understand that they look exactly the same.

It's carnival in Paris and lawyer Paul is with his wife Angèle from London to visit his journalist friend Georges and his wife Marguèrite. At the upcoming opera ball, the two women want to put their husbands to the test.

Retired tax official Willi Winzig spends his retirement happily and contentedly in his home. However, this changes when his sister Heidelinde, her daughter and his father want to move in with him, and as Willi is a good-natured man, he takes them in, but because they have no money and his pension is not enough for all four of them, he has to take on a new job. He gets a job as a salesman for house...

A couple of young men and women have lovemaking on their mind. They decide to try to make it at 25 spots within a week. Several motorcycles and mopeds are involved.

Retired tax official Willi Winzig spends his retirement happily and contentedly in his home. However, this changes when his sister Heidelinde, her daughter and his father want to move in with him, and as Willi is a good-natured man, he takes them in, but because they have no money and his pension is not enough for all four of them, he has to take on a new job. He gets a job as a salesman for house...