Episode 1: Assassination of Golden Mansion
During the reign of Huizong of the Northern Song Dynasty, Tianlong helped the party to run private parties, run rampantly, oppressed the good people, and took advantage of the opportunity of Madam Xianguo to travel, hijacking his wife and other female relatives. Renzong ordered the matter and six doors of the Beijing City Public Security Unit accepted the case, sending the four top imperial commanders (Zhong Hanliang), Iron Hand (Che Ren watch decoration), Cold Blood (Jiang Yi decoration), and Ruthlessness (Zhu Lei decoration). Hunted in the four gates of Beijing. In a wave of unrest, Lord Jin Shenghuang was killed and hanged in the palace. During the search, he chased into Jinghualou and accidentally hit the Crown Prince who is looking for love today.

Episode 2 Strange Case
An iron hand and chasing orders found the post-mortem room, and found that King Jin died due to scamming, neither stab wounds nor suffocation from hanging. The six gates led the Zhuge Shenhou to summon all the heads, announced that the iron hands and pursued the life of the current crown prince, were expelled from the six gates. The second elder brother knew that Master had another intention in this move: If the two elder brothers stayed at the six doors, not only would the case be difficult to break, but the lives of the two would not be guaranteed. Shui Furong (Wang Yan) keeps his brother in the house. The iron hand and chasing life found suspicious looks of Ling Yuxiang, Murong Yun and Bai Zhenlei in the hanging hall of Jin Shenghuang, and decided to make a secret visit.

Episode 3 Clues
Jiang Nanshen catches Liu Jiyan and comes to Liumen, appointed as the deputy chief catcher. He reported to Zhuge Shenhou about the suspected fire in Lord Jin’s murderous house. The two men who chased life and Shui Furong rushed to Xiangguo Mansion at night and were rounded up by the officers and men of Xiangguo Mansion. The iron hand rushed to Xiangguo Mansion to rescue Shui Furong, and then Liu Jiyan was rushed to Xiangguofu by the order of others to subdue Iron Man and Fatei II. people. Iron hands and cold blood disguised as merchants and lived in the inn. The Black Butterfly rushed into the inn at night, and was captured and brought back to the six doors. The 26 hibiscus pearl necklaces found on the Black Butterfly were lost by Master Jin. Zhuge Shenhou ordered the deputy chief to arrest Liu Jiyan to find out the murderer of King Jin.

Episode 4
Liu Jiyan interrogated Black Butterfly, and she denied that Master Jin’s death was caused by her. Liu Jiyan induced Black Butterfly to marry cold blood, and reported to Zhuge Shenhou. The Zhuge prince was furious and put his cold blood in jail. The six-door catcher informed the iron hand and the hunting brother, and when Liu Jiyan planned to murder the black butterfly, the two brother rescued the black butterfly. Black Butterfly recounted the truth about Jin Shenghuang’s possession of his mother and then dumped her, and informed the iron hand that he saw a masked man hang him. The iron hand healed the black butterfly and let her go.

Episode 5 Undercover
Shui Furong undercovered the butterfly door to listen to the real murderer who assassinated King Jin. The iron hand recalled the movements and language of the three ladies, Ling, Mu and Bai, while showing condolences in the condolences hall. The two brothers found Bai Zhenlei, and at the same time observed Bai Zhenlei’s soft whip method, negating Bai Shi Murderer. Shui Furong went undercover to Lingyu Elephant Mansion to inquire about the emotional life between Ling and his wife.