With the mark of a killer

Murders in the time of Emperor Rudolf II.

Lukáš Trobl from Květnice, the son of a not very prominent Czech family, returns to Bohemia after his studies at the Protestant University in Heidelberg and applies for a position at the Imperial Court. Frankly speaking, he devoted himself more to the study of fencing, in which he achieved considerable mastery, than to the study of the dry sciences. He gets into a quarrel with a Wallachian alchemist in a tavern in the Lesser Town. Despite the imperial ban on duels, the men fight and Lukas slightly injures his opponent. The next morning, Lukas is arrested as his opponent is found dead...