La fine di un tiranno

Some men, led by Colonel Potosky, are looking for Count Boris and Prince Alexis, two exiles fled from the Russian colony of Novograd, in Alaska: they declare themselves sent by the czar. The prince becomes the regent of the colony in the place of the usurper, Tarassenko. The trapper, Rochas, agrees to lead Potosky and his men to the place where Alexis is supposed to have taken cover. But, a few days later, other Russians arrive saying that Potosky and his men are actually hired assassins of Tarassenko's…