At a convent school for young girls, no one must know that the organist Celestin is the same person as the operetta composer Floridor. But in the long run, it cannot be hidden. His bright student Charlotte has been chosen as the bride of a man she has never met – but during a trip to Copenhagen, where Celestin is supposed to protect Charlotte from the temptations of the city, he takes her to the theatre where his operetta is to premiere. And that is where Celestin's problems really begin.
First mate Knud Karlsen has just received sad news from his girlfriend. On board the ship is also chef Valdemar, sailor Ole, owner's confident son Robert and a whole bunch of eager sailors. On board develops the drama out every minute, culminating in the film's climax, when a fire breaks out on board
Hans and Mona decide to give their spouses something to think about by getting caught in a compromising situation during a joint vacation. To lighten the somewhat awkward mood, they decide to seek help in the bar cabinet, where they mix a potent cocktail that they name Green Elevator. It marks the beginning of a cheerful evening.
