Jáchyme, hod ho do stroje!

A sincere provincial young man, Frantisek Koudelka (Ludek Sobota) leaves to work in Prague. For the trip he buys a computer made horoscope with biorhythms charts, marked according to his date of birth, there are trappy, precarious, unsuccessful and even critical days and few successful days. The clumsy luckless person Frantisek has finally a guidance for his life.