Nan Sihua, a former suspect, successfully transformed and accepted legal sanctions under the guidance of FBI detective Bi Heng. He kept his faith in prison, earned respect and rebuilt his life after his release. Nan Sihua relied on his professional knowledge to help Bi Heng solve financial crime cases and win trust. He also cleverly won the trust of the beautiful woman in the mansion, moved into the mansion, and established a deep friendship with Bi Heng. While investigating the special book case, Nan Sihua discovered the fake war bond case and revealed the thieves' motives and plans, once again proving his intelligence and detective skills. However, Bi Heng's tracking of Kate caused Nan Sihua to have doubts. He discovered that Kate might not be in the United States, and the case became more complicated. Nan Sihua and Mo Zi worked closely together, determined to uncover the truth, and the development of the case was full of suspense.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.