In the hidden world beneath Berlin, four urban explorers, led by local guide Kris, venture into the city's escape tunnels and subterranean fortifications. When Kris falls, two girls rush to find help, leaving Denis behind. Suddenly, Armin, a former East German border guard, appears, and Denis, desperate for safety, allows him to lead them, but soon realizes he's made a grave mistake.
The Depraved
In the heart of Berlin, a group of thrill-seekers embark on an ill-fated urban expedition, only to find themselves trapped in a labyrinthine underworld when their guide suffers an injury, forcing them to navigate the treacherous tunnels to escape alive.