This world needs a savior!
"Maybe it's some ordinary person from before the apocalypse. Maybe a rich young master, or maybe a homeless wanderer."
"Whoever it is, please save this battered world."
"Xu Lun! Transmigrate to the past. You have to change the future!"
"This is Earth's last reserve! Take these ten years of memories with you and be reborn in the past. We all believe in you!"
"Xu Lun! Xu Lun! Xu Lun!"
The last castle in the sky drifted through a thin layer of clouds. The setting sun bathed its walls in brilliant gold and crimson.
In utter silence, a gigantic bloodshot eye suddenly tore open a rift in space and time, sweeping everything around it away. As time passed, its pupil shrank to nothing, and torrents of blood began to pour from the slowly widening rift. Mixed in with it were specks of... human corpses...
Tears filled Xu Lun's eyes as he lay there, mouth agape, watching his former comrades and enemies, the greatest heroes in the world, turn their backs on him. They had given their lives to activate Earth's last reserve, "Reboot."
As the immense power of "Reboot" surged forth, white light burst from the sacrificial altar at its center. The gentle light swallowed everything around it, including the blood-and-tear-filled eye. It spread to every ruined city, to every deserted corner, all the way beyond the light-years...
At the very end, a pure white butterfly flew into the depths of the altar with another black butterfly...