In one of the most serious plane crashes of Soviet times, a plane carrying sixteen admirals and... a naval pilot of the Northern Fleet, Mikhail Smorodin, who happened to be there, crashes. Captain Smorodin was late from his vacation and, to his own misfortune, got onto a passing military plane. But the Soviet pilot did not end up in the otherworldly kingdom denied by atheistic teaching. And it was not saints who pounced on him and tied him up, but soldiers in unusual uniforms and tall shaggy hats... Smorodin found himself in a world extremely similar to the world of the early twentieth century. And there is a war in full swing there, very similar to the First World War. But there are still many more differences than similarities. And the sky above your head is black and black from airships. Yes, and all around you can only hear: “aeronauts”, “commanders”, “grand commanders”. So what is this place? And will there be a chance to sort out this issue, since Smorodin is mistaken for a spy and dragged to execution...