For thousands of years, emperors have longed to live forever and coexist with the sun and moon. But even if it is really done, so what? Seeing family members old and dying one after another in the world, leaving only one person alone, immortal, is it a blessing or a disaster? The heroine accidentally became a vampire and gained immortality, but she hated this situation. After a hundred years of travel, she finally understood that life, old age, sickness and death were actually the salvation given to people by God... Where was her salvation? How can she obtain redemption? When time becomes meaningless and living becomes a torment...