they were suppose to be like the opposite of poles; always maintaining their distance like a predator and prey, but they were really just sliver and gold; the attracting sides of magnets choi idalia and xu minghao, two uncertainties in a world were everything was made to be just black and white. but instead they were grey. THE FEAR VOLUMES- vol 1. the fight for humanity

wandering ghost aren't only still on earth just because they need something from someone, sometimes it's someone that needs them in order for that someone to peacefully live and for that ghost to peacefully leave.