A young man in modern society accidentally traveled through time and became the last monarch of the dynasty. He was also coerced by various forces to wear the yoke of a "tyrant". He originally just wanted to live a stable life, but he had to bite the bullet and implement the iron-blooded decree. His heart was full of irony and helplessness for this absurd identity. When the rebels came to the city and the palace walls were crumbling, Zi Shou was already disheartened and ready to accept the end of his country, when a mechanical reminder suddenly sounded in his mind - he had awakened the check-in system. As long as he completed the specified check-in task, he could unlock huge amounts of troops, food and even heaven-defying props. Survived from a desperate situation, he finally grasped the bargaining chip to change his destiny.