The protagonist Cui Lingyi travels through the book to become Emperor Bai Yueguang's stand-in, and is bound to the historical error correction system when he is about to be executed. Later, he joined forces with Quan Huan Yanwei Lou, and after a series of fierce struggles, he overthrew the faint emperor and rebuilt a new dynasty.
Purpose: If you have a sense of family and country in your personal growth, you can overcome all difficulties.