Escape The Lake

You and your friends go on a picnic to a large mountain lake. After the arrival and settlement of the camp, you went for a walk on the terrain and enjoy the scenery. Moving away far enough from camp, you see a beautiful bridge that connects the two lying close to the shore. You went to the bridge and suddenly he collapsed. There is no one nearby, and friends do not hear your screams. Gather more out of this trap, using his attentiveness.