During the relationship between Liu Yun, a female graduate student, and Wang Xueli, a senior bank official, she unfortunately came into contact with this black money network that swallowed up state-owned assets and laundered money across borders through bank off-book operations. As a result, a narrow encounter and a thrilling life-and-death duel unfolded in a thrilling and chaotic way. Chen Yifu has a total of four financial novels. In addition to "Tie Money", there are also "Being a Company", "Wrong Coin" and "Money Network". This set of financial novels is the first full-length novel series launched in China that depicts the contemporary domestic financial world, especially the insider situation of banks, from multiple angles, panorama, and all-round. People in the financial industry and literary and art experts have given high praise to the creation and publication of the four works, believing that they are excellent works with obvious stories and rhythms, which are pioneering and highly readable.