The Chronicles of the Naughty Spirit

"I will not hesitate to come back here, listen to the wind and rain, and watch the romance of the ages." A male high school student who is about to graduate wakes up and finds that he has traveled to a dynasty that has not been recorded in the history books. The outstanding himself has become an inconspicuous palace guard; Should they make a comeback in a land that does not belong to them, or should they do their best to return to the 21st century? As everyone knows, while the ants in the world are hesitating, the wheel of fate is rolling towards them mercilessly...