Song Dachuan's Yingzhi Group is hit by the economic crisis, and there are frequent problems in the internal operation. His partner, Situ Anwu, misappropriates Yingzhi Group's funds and steals Yingzhi's name to make loans to speculate on the fund, which leads to the breakage of the capital chain. The company's financial director, Song Dachuan's sister for many years, Meng Yuan, but secretly colluded with rivals to try to Song Dachuan completely bring down. Meng Yuan will be her ambition, intrigue and sin heavy cover, shrewd and decisive Song Dachuan and calm and rational Wang Beidou, but was blinded by friendship, until the curiosity in the pursuit of the root cause of the curiosity driven by long-term tracking and meticulous reasoning to grasp the solid evidence, only to unravel the mystery.