Detailed plot: Ling admires the iron fist and is one of the four famous arrests. When Tieshou went out, he met Ling Yiyi. Ling Yi picked up a book and asked the iron hand to sign it. The iron hand signed his name without reading the words in the book.

Ling saw that the iron hand was cheated, but her heart rose with joy, reminding that the iron hand was her man from now on. According to the book, Ling is willing to take care of the iron hand all his life. The iron hand signed his name on the book, which means that he is willing to accept Ling's care and spend the rest of his life together. Ling reminded Tieshou that he had signed the account book and could not go back on his word. Iron hand can't help it, so he has to make a fuss about Ling in distress situation. Under the persuasion of the iron hand, Lingyi agreed to leave temporarily and then go to the iron hand.

Iron hand returned to Shenhou mansion and came to Zhuiyou. Chasing friends already knows that Iron Hand has been cheated by Ling Yi. He smiled and said that he also wanted to meet a woman like Ling Yiyi. The iron hand turned away in distress, turned to chasing friends and talked about some cold-blooded living habits.

Synopsis of the New Four Famous Arrests: During the Hui Zong period, Zhuge Zheng, the general manager of Shenhoufu, led his four famous arrests, who were cold-blooded, ruthless, desperate and iron-fisted, and swore to defend the capital. In cold blood, he saved the girl Chu from a stranger, and Zhuge Zheng gratefully left the stranger and stayed in the government to train. Cold-blooded and alienated, so they forged a lifelong fate. They have different personalities and misunderstandings, but their paths are narrow. Li Chu-Mo disappeared while performing his duties. Cold-blooded began to examine his feelings for him in his mind and went out to look for him. They went through all kinds of hardships to get together, were framed by their enemies, and shared weal and woe without abandoning them. Finally, their two hearts came together. Wang Ye An Shigeng devoted himself to eliminating dissidents and creating chaos. The four famous catchers solved the case of driving foxes with a jade seal made by An Shigeng, and An Shigeng regarded the four famous catchers as sworn enemies. The goddess who caught Ji secretly loves cold blood and is jealous of leaving this stranger. Later, she was used by An Shigeng against the four big catchers. Cold-blooded people teamed up with Mo to deal with An Shigeng. Ji lost his way and found his way back. At the critical moment, she assassinated An Shigeng and was forgiven by Zhuge Zheng. Chu left Mo and a cold-blooded lover, and all ends well, while the other three famous catchers also had their own families, and Ji also walked out of the shadow of love.