On New Year's Eve, the stories intertwine of a promoter left alone for the first time with a five-year-old child, of three musicians from the philharmonie determined to rob a strict businessman at whose party they sent this same promoter and a poor student who invited the daughter of this strict businessman to a fancy restaurant for a first date. Result: each of the heroes will find themselves in absurd, spicy, dangerous but always very funny situations which will help them get out of the friends, of course...