The heroine's family was killed and her father was imprisoned. The heroine escaped death under the arrangement of her mother. Later, when she met the hero, she realized that this was a conspiracy and someone wanted to take advantage of the hero's affairs to seize the crown prince's position.
The heroine thought about framing her second prince, and together with the hero, she and her family were investigating the truth about the heroine's family and the second prince. They waited until the evidence was conclusive to capture the second prince. But he didn't expect that even if the heroine's family was proved to be unjust, the heroine's father would still be found guilty, and the heroine would completely become the daughter of a criminal overnight.
By chance, she investigates a murder case. The heroine pursues the assassin to a hut on the top of the mountain. When fighting with the assassin, she takes off the man's veil and discovers that the assassin is actually the heroine's sister. Unexpectedly, the sister does not recognize her at all and wants to kill her. Fortunately, even if the male protagonist arrived, the two of them suppressed the assassin together, and then explained that the heroine's sister had always held a grudge because she had not been with her parents since she was a child, and was used by the eleventh prince to become an assassin. Only then did she know that the eleventh prince was the mastermind behind the scenes, and now he had plans to usurp the throne.
In the critical situation, the three of them rushed to the palace and mobilized a large number of soldiers and horses to protect the safety of the palace. In the end, the eleventh prince failed. The male protagonist ascended the throne and ruled the world together with the female protagonist, and everything went smoothly.
Purpose: Fight bravely for everything you want, and the truth will emerge