Introduction: She is a young coward who is good at medicine and poisoning. She has excellent autopsy and her life experience is a mystery. He is the cold king of hell who abandoned literature and turned to martial arts. He has a righteous heart and investigates the real murderer. The two team up to solve strange cases repeatedly and bring the murderer to justice. She was frightened when she heard the news. She concealed her name, secretly investigated old cases, and set off a great change in the palace. He studied political science, never forgot his original intention, and secretly gathered clues to vindicate his case. The sky net was opened, and when the truth ten years ago was revealed to the world, he was finally able to take out the The yellowed wedding letter: Madam, you have to be responsible for me!