Mrs. Yun became suspicious of Milan and worried about the relationship between Yun Hongqi and Milan. She invited Milan to her house for dinner as a test.Milan was keenly aware of Mrs. Yun's suspicion, but more flaws were revealed.Because of Bai Qingkui's death, the second aunt also went to the Yun family, hoping to use benefits to convince the Yun family to become her backer.Mrs. Yun refused to cooperate with the second aunt, and the second aunt was kicked out.Mrs. Yun called to look for Yun Hongshen. Wen Yeming guessed that Yun Hongshen would go to Ling Han's house and went to inform Yun Hongshen.Milan found out that he had exposed a flaw, so he returned to Yun's house and killed Mrs. Yun without anyone witnessing her. Mrs. Yun pierced the handkerchief before she died in an attempt to leave clues.The second aunt's bodyguard Cong Hu was killed by Cao Yuan.Yun Hongshen knew that Mrs. Yun must be in a hurry, so he hurried back, but only saw Mrs. Yun's body.Yun Hongshen discovered the secret of the handkerchief and guessed that the murderer was Milan.Ling Han also discovered that Yun Hongshen had sneaked into his home.Yun Hongshen impulsively wanted to seek revenge from Milan, but was stopped by Wen Yeming, who expressed his willingness to seek revenge for Yun Hongshen. Yun Hongshen also decided to be patient in order to find out Kunwu so as not to alarm the snake.Wen Yeming interrogated Milan and found out the doubts, but Milan pretended to be innocent.Wen Yeming was determined to find out Milan's identity.