Grim Reaper Academy

"Do you want to be an Grim reaper?" Asked by a man whose i cannot see his face, who was wearing a black hood and holding an sycthe. Angel of death or what we call a "Grim reaper." A creatures or an angel who collects souls from people when they reach the end of their time. I never thought that it was existed but when i was about to die because of an cancer and reach the end of my time, An grim reaper showed up and invited me on Grim Reaper Academy?!