洛杉矶，詹姆斯·弗兰科家，热闹非凡。一群好莱坞演员正聚集在此举行派对。人们觥筹交错，灯红酒绿，玩得不亦乐乎。突然，祸从天降，外星人大举进犯地球，世界末日来临，洛杉矶遭到了毁灭性的打击，整个城市陷入一片火海。豪宅也不再是伊甸园，这一群纸醉金迷的人也无法置身事外。他们纷纷想着逃出这套豪宅，却总是遇到各种各样的打击。在出逃的过程中，不断有人死亡，最后只剩下六个人。这六个人躲在房子里，好比蜗牛缩在壳子里，他们幻想着就这样一直待下去。但是，在食物匮乏的压力下，他们不得不重新思考着想办法逃离这栋房子。然而，每当他们有人有所行动时，总是有新的灾难降临。在灾难面前，如何主宰自己的命运，是摆在他们面前的一道难题……世界末日来临，每个人都无法独善其身

Los Angeles, James Franco's house, is very lively. A group of Hollywood actors are gathering here for a party. People were drinking and feasting, having a great time. Suddenly, misfortunes fell from the sky, aliens invaded the earth on a large scale, the end of the world came, Los Angeles was devastated, and the whole city was engulfed in flames. The mansion is no longer the Garden of Eden, and this group of luxurious people can't stay out of it. They all thought of escaping from this mansion, but they always encountered various blows. In the process of fleeing, people died continuously, and finally only six people remained. These six people hid in the house like snails in their shells, and they fantasized about staying like this forever. However, under the pressure of lack of food, they had to rethink and find a way to escape the house. However, whenever someone of them took action, there was always a new disaster befalling. In the face of disasters, how to control their own destiny is a difficult problem before them... The end of the world is coming, and everyone cannot be alone