Old secrets resurface, new evidence emerges, and a web of emotional conflicts unfolds. Is it differences, temptation, or love that pulls them into the abyss?

It tells the story of Qin Huai, Zhou You and Chen Mo, the "Three Musketeers" who traveled in the online world. Although they have different personalities, they all adhere to the initial intention of "science and technology to be good". The three men joined forces in the process of confronting an Internet illegal gang again and again. Suspicion to the story of liver and gallbladder.

After villager Gu Dahe reports criminal leader Wei Tianlang, he mysteriously disappears, and his sister dies under suspicious circumstances. Amid a nationwide anti-crime campaign, Lei Yang, captain of the criminal investigation unit, steps in to uncover the truth and bring justice.