Former botanist Igor Mikhailov, by chance, found himself surrounded by a criminal authority and rendered him an invaluable service. For this, the authority suggested that he undergo special training and become a tough fighter named Samurai. And now he receives his first task - to find and destroy a person who threatens this authority with violence. And this man is not joking. He has already left behind a mountain of corpses. The samurai must stop him as quickly as possible to prevent this series of incomprehensible deaths. We just need to find out where the killer will appear next...