Saint Seiya: The Golden Oath

After pulling an all-nighter to pore over a suspected ancient Sanctuary scroll, Chen Ling got smacked in the face by a golden orb of light at the end of it. When he opened his eyes, he had become Ling, a 12-year-old servant boy in the Sanctuary. With the complete plot of Saint Seiya in his head, from the Twelve Gold Saints to the Hades arc, he knows every iconic scene and tearjerker by heart and is determined not to make the same mistakes.