A skeptical historian is sent back to the medieval era and must navigate a cunning courtier's manipulation of their knowledge of the future, ultimately choosing to sacrifice their chance to return home in order to shape the course of history.
Protagonist: A skeptical historian who is fascinated by the medieval era; Deuteragonist: A cunning and ambitious courtier who sees an opportunity to use the protagonist's knowledge of the future to their advantage.
The deuteragonist's manipulation of the protagonist's knowledge of the future to gain power and influence in the medieval court, ultimately leading to a moral dilemma for the protagonist and a confrontation between the two characters.
The protagonist ultimately decides to use their knowledge of the future to prevent a major disaster in the medieval era, sacrificing their chance to return to their own time. The deuteragonist's plans are foiled, and the protagonist becomes a respected figure in the medieval court, using their knowledge for the betterment of society.
Twist: The time machine malfunctions, making it impossible for the protagonist to return to their own time, forcing them to fully embrace their new life in the medieval era and use their knowledge to shape the course of history.