Primitive, cowardly, greedy and fame seeking father Ubu, persuaded by his wife, mother Ubu, kills the honorable king Wenceslas and his family. This makes Ubu king of Poland. In the beginning he is popular and showers his subjects with gold coins. But, later on he brings on himself peoples rage when he decides to kill all the noblemen and officials and introduces unreasonable taxes. Russian czar Aleksey starts a military campaign against the bloody despot Ibi. After a defeat, Ubu and his wife escape to France.

博什科.西米奇是贝尔格莱德某警察局的调查员。他有五个孩子，分别来自他以前的四次失败婚姻。他的四个前妻都是既成功又自主的女性，因为工作过于忙碌，没有时间照顾孩子，四位母亲都把孩子交给了父亲。身为警察的博什科要同时照顾几个孩子，这使他忙得晕头转向……