Alien Annihilation Documentary Movie Trailer HD - Classified files found in a desolate town, reveal aliens invaded and did something with the residents - Plot synopsis: Classified files found in a desolate, small town, reveal aliens invaded and did something with the residents. For the four friends who stumbled across this travesty, it's already too late. When a once thriving small community turns into an eerie ghost land, there's no one left to hear you scream.