The two heroes of the film's story - the decent but dry engineer Zárub and the marriage swindler Majer - are granted this wish by the mysterious forces of the moon. The two men change their appearance, which, however, contrasts sharply with their unchanged characters and voices. The incomprehensible swap naturally becomes the source of many comic plots and situations.
Two little girls get ahold of magic and hijinks ensue.
Third wine session, this time with a computer. The film was made in direct relation to the audience success of the previous two: "Stormy Wine" and "Ripe Wine". In the comedy-oriented story, the computer is an important actor, around which all the events actually revolve. It is reliable, powerful, but unused. Its future lies in the hands of those who do not yet know how to use it.
