The Crown Princess and Her Widowed Sister-In-Law Were in Love with Her Deceased Husband, and the King of Qin Became Depressed

[Stunning widowed sister-in-law × crazy uncle + forced love + yandere male protagonist] The King of Qin, Li Zechen, was the son of the empress. He served in the army for five years and was promoted to commander with real power due to his military exploits. When he just returned to Beijing, he heard that his eldest brother was mad to death by his charming sister-in-law. Crown Princess Cao Wanxi was dressed in filial piety and was keeping vigil for her husband. King Qin Li Zechen entered the palace with a knife and stabbed Wanxi in the heart with the tip of the knife: "My eldest brother was so angry that you seduced a man. I want you to pay with your life!" … After the prince was buried, Wan tide kept hiding from her brother-in-law Li Zechen. She felt that her brother-in-law always wanted to find trouble and kill her to be buried with the prince. Li Zechen blocked Wan tide's path: "You avoid me every day, are you secretly seducing other men again?" … Until one day, Wan tide was forcefully kissed by Li Zechen. Wan tide slapped him loudly and sealed herself in the prince's mansion, swearing that she would rather die for the prince than show mercy. Li Zechen broke into the Prince's Mansion again, pinched Wanxi's chin and smiled evilly: "Wanxi, you can't escape my grasp, you are the one I like..."