“Code of the Duelist” is a novel by Tim Volkov, the second book in the eponymous cycle. Genre: bojar-anime, portal fantasy into magical worlds, alternative history. An old tower located on Alexander Shpagin’s estate serves as a gateway to other worlds. But what hides behind every door of it? A friend? An enemy? A monster that wants to take over the world? Driven by the code of the duelist, Shpagin continues his path and growth, because the code says: once you fire, don’t regret anything else.