Sergey Sergeevich Tarmashev (b. August 21, 1974) - Russian science fiction writer. A seventh-generation officer, he graduated from the Suvorov School, grew up in garrisons in a military family, and served in the GRU special forces. Now lives in Moscow, works as a hand-to-hand combat instructor and writes science fiction novels in the post-apocalyptic genre. The Ancient cycle tells about what will become of the world and humanity after the global nuclear war, which destroyed civilization in a few hours.