The main character, Yale Quinn, is humiliated and fired by his boss. He feels extremely lost and apologizes to his father. Suddenly, he accidentally triggers the time-travel function and starts the journey. After traveling, he is told that he needs to wait for a 12-hour cooldown before he can return to the original world. In the ancient world, Yale Quinn meets the girl of his choice, an understanding princess, who is forced to get married for peace. Prince Lester of the enemy country waits for the princess to be delivered to the mission who never arrives. He gets confused and unsatisfied. At the same time, he expresses concern over the issue of compensation, fearing that his unsatisfaction may lead to greater conflict. On the other hand, Her Majesty gives the issue of compensation much thought and decides to fulfill the other party's demands, which includes the provision of ten cartloads of glass. However, some people question the amount of glass, arguing that it’s impossible for Xia to offer so much. Yale Quinn decides to return to the modern era for the large amount of glass in order to protect his beloved princess. But the court is in trouble both internally and externally, including the Chancellor who is intent on plotting a rebellion. King Wu's army keeps approaching the border, and in the end, Yale Quinn fails to protect the princess, who is eventually sent to make peace with her relatives. On her way, Yale Quinn makes a chaotic situation of bandits robbing the princess and takes her away. To protect the princess from harm, Yale Quinn arranges the princess outside and returns to the palace to help the empress. In the hall of power, Yale Quinn claims to have brought a supreme artifact and requests to lead his troops into battle, claiming that his fate is in the hands of the Grand Sangha. The Empress appoints Yale Quinn as the Imperial General, commanding the three armies to meet the enemy. Yale Quinn gradually develops a love affair with the empress as he fight