Hans Kloss. Stawka większa niż śmierć

-episode series assembled from materials from Patryk Vega's film of the same title. Hans Kloss (Tomasz Kot) - a Polish intelligence agent code-named J-23 - is on the trail of a treasure looted by the Nazis. An old friend of Kloss's - Hermann Brunner (Piotr Adamczyk) is involved in the intrigue. Kloss, trying to thwart the enemy's plans, tries to save the beautiful Elza (Marta Żmuda Trzebiatowska) from the conflagration of war, for whom he is ready to risk the safety of his mission.