Good-natured and garrulous, Schweik becomes the Austrian army's most loyal Czech soldier when he is called up on the outbreak of World War I -- although his bumbling attempts to get to the front serve only to prevent him from reaching it. Playing cards and getting drunk, he uses all his cunning and genial subterfuge to deal with the police, clergy, and officers who chivy him toward battle.

After a soldier cuts off the arm of king's cousin, king decides to deactivate the army. Of course, generals don't like it at all and they try to kill the king. The assassin should be artificial body in the shape of actress Evelina Keleti and with brain of psychotic serial killer Fany Stubová. They also manage to kill king's astrologer Stuart Hampl, who warns the king. Accidentally, Hampl's brain is implanted into assassin's body, actress Keleti is killed and chaos begins.