Thinking individuals have become a collective force, a party of fighters against power. They chose merciless terror as their weapon and pronounced their sentence on the leader of the autocratic monarchy - Emperor Alexander II. They organized assassination attempts that were the most daring in their content, but Alexander always managed to escape, as if Satan himself was helping the monarch. The revolutionaries had to fight with the gendarmes and even managed to introduce their own agent, who successfully worked in the Third Department for more than two years. But an agent of the government also secretly worked in the revolutionary organization “People's Will”. His name remained a secret for many decades...