Have you ever wondered what it's like in a drain when it rains? So even if shells explode from above and tanks drive by. Pictures of scary ghost stories immediately come to mind. Don't be afraid of ghosts, the dead are fair, be afraid of bullets, they don't care whose life you take. But maybe it’s better to die quickly under fire than to suffer for a long time, choking on dirty rainwater?.. Will the brothers Hans and Nicholas manage to escape? Or are they destined to die in a dark and gloomy drain, and their souls will forever remain imprisoned in tangled corridors?