In the post-apocalyptic world of 2079, after a nuclear war, big part of humanity disappears under a wave of death and destruction. Cities turn into ruins, and the air becomes poisonous. The survivors are fighting for food and water, they live in constant fear and security. In this new world, where laws and morals have disappeared, survival becomes the only goal. Residents are creating small settlements out of the rubble and fighting new threats: radiation, diseases and other surviving factions. They are trying to preserve their humanity and find meaning in this chaos, but every day brings new trials and losses. Between the suppressed hopes and the cruel reality, the survivors struggle with the last of their strength not to forget their history and find a way to a new future. Karl, one of the few surviving Catboys, is trying to survive in the ruins of the once large city of Sankchuari.