Hooded Aliens from Another Dimension Control Your Every Move

1000 years ago, guardians of time were a part of every advanced civilization. These hooded visitors from another realm were deemed responsible for myriad disappearances, damnations, and behavioral changes in entire groups of people. Scientists and students of the paranormal alike studied them in great depth, but found out nothing. Over time, interest died out, as did credibility, and people stopped thinking about them. At least so the story goes…