In this world, a strange old man told Lei'er about his previous life. He was the son of a daughter from a wealthy family, but this woman was tired of palace life and ran away... After he was born, he lived a poor but peaceful life with his mother, but this peace only lasted 17 years. After his mother died and he was also captured in the palace, Lei'er's life Life has changed in disguise... He has never known who his father is, and bloody nightmares have been haunting him. He seems to understand nothing, and is more sensitive than anyone else. He doesn't know what his fate will be. He just wants to live a life as plain as a pond, but it seems that this is already a luxury wish...