System, Why Have You Malfunctioned Again?

Five years ago, Song An'er was in a car accident that left her paralyzed from the waist down. The driver fled, leaving her with no compensation, and the case sank without a trace. Exhausted in body and mind, she then lost her mother unexpectedly, while her relationship with her father was a complete mess. Yet in the midst of all her despair, the greatest gift came her way. By chance, she came into possession of an ancient book, perhaps more than a century old. In it, she discovered a great secret, something truly beyond belief.