I have never had more fun going completely insane before.
Antartica, scientists have exposed the vestiges of an ancient city of gigantic proportions behind a chain of - to all appearances - impassable mountains.
Imagine yourself sitting on a plane. You must work together and communicate well to successfully scale this mountain, find fascination relics then from this accursed place. But the Mountain has more than one trick up its ghastly sleeve...
In horror, you realize that the higher you fly, the crazier your teammates become! Be careful not to lose your health or your sanity!
Each step you take, the leader must gather the necessary equipment from all other players to keep on flying...