The male and female protagonists grew up together. The male protagonist was yandere since he was a child. He appeared when the female protagonist was at a low point and taught her some ways to take revenge. At that time, the heroine was young and felt it was scary. Later, when she grew up, she realized that she was very ambitious and that she had already used the male bishop's methods with ease. She also fell in love with the male protagonist, but her goal was to be the queen, so she hid her feelings until the male protagonist vowed to become the prince or emperor. The two finally came to power, but the male protagonist planned to kill everyone except the treacherous officials and the noble family. Finally, he was killed by the heroine when the overall situation was completed.
Purpose: Love each other and work together to eliminate traitors, aristocratic family