Library

She has only half human blood and possesses spiritual power, but she has been treated as a monster since she was a child. After returning from practice, he carries the title of "little half-immortal", but because of a promise made twenty years ago, he must protect a person he has never met. He hides his identity and lurks in the world. He doesn't believe in ghosts, gods or humans, but he is doomed because of the curse of the previous generation. They each cherish their own city, walking side by side but doubting each other. They are unknowingly involved in a deep pool of water. Their former friends, masters, disciples, and family members have gradually become elusive...