Añade un argumento en tu idiomaWhen a group of urban explorers venture beneath Berlin, their guide hurts himself and the group must struggle to escape the subterranean maze beneath the city.When a group of urban explorers venture beneath Berlin, their guide hurts himself and the group must struggle to escape the subterranean maze beneath the city.When a group of urban explorers venture beneath Berlin, their guide hurts himself and the group must struggle to escape the subterranean maze beneath the city.