La Grieta [The Crack]

Hamburg 1980: The world is at war where chemical weapons have come to the fore. You have managed to get hold of a bunker but due to a violent explosion, a crack in the reinforced concrete threatens to leak deadly gas inside. Luckily, a metal cage located in one of the rooms guards the gas masks you need to survive. You must remain calm because only mental ability and teamwork will take you to the masks. On the way you must be alert as there are traps that you must pass to reach the objective.