After negotiations with the Duke of Albrecht Habsburg in Budějovice in the autumn of 1350 Charles IV. Participates to hunting near Zvíkov. However, the king is missing among the hunters who met after the hunt. The searchers find him unconscious, with a broken jaw and an injured cervical spine. Is it a coincidence or one's intention? When a corpse is found nearby, equipped with a Habsburg seal, the scales bowl slowly outlined to the side of the attempt to be the queen. The commander of the king's protective retinue Karel Přímek therefore calls his friends to help and also embarks on the search. Behind the closed gate of Zvíkov Castle there is a deadly wounded Czech and Roman king. Will Rozoumek reveal who tried to kill the king? The king's doctor will be able to Charles IV. Heal?