She took it upon herself to dissuade the emperor from the idea, and eventually became a close confidant of the heroine. In the political struggle that ensued, she proved to be a great help to the main character.

Unfortunately, Princess Cheyenne was too naive for her own good. She trusted easily, and ended up being taken hostage and used to threaten the heroine and the prince she supported.

In the end, to thwart the villain's scheme, Princess Cheyenne committed suicide by stabbing her throat with a golden hairpin, thereby taking away the enemies’ leverage.

The death of Princess Cheyenne was hailed as one of the three most tragic arcs in the first half of Female Military Counselor.

Soon after the incident, speculations began to circulate that Princess Cheyenne and the heroine were in a torrid affair. In order to protect the princess’ name, the heroine finally got rid of her disguise and went on to become the most fearsome military counselor in the world, shattering the public's opinion and the court's rules on the roles of a woman in society.