Korosensei

After his death, his energy vanished, and he somehow became "a little" larger, forced to live in space. Over time, the legend of a huge, lonely titan floating among the stars and peering into people's windows spread far and wide. Some people tried to find him, record him on camera, see him, or communicate with him. But no one left their homes, seeing his gigantic figure in the sky. People theorized: "He wants our attention! We must find a way to contact him!" or "He's just a lonely observer, nothing more. He's just watching." Even scientists chimed in: "He's too big to be a creature from our world. He could be an alien scout!" With each passing day, the legend only became more famous—and more frightening. Some even built a cult: they worshiped him, calling him the "Dark God of the Night Sky," and held nightly prayers, hoping that the lonely figure among the stars would pay attention to them. But his existence and purpose remained unknown to this day. He became a legend on Earth...