Lin Letian was originally a freelance writer who laughed and scolded. He was involved in a series of unsolved cases due to a bizarre disappearance case. Forming the "Grass Detective Team" with female detective Zhao Ruiyi and her friend Chen Yichen, the three used wit and absurd methods to decipher codes and track clues. The cases within the cases are closely linked, and the shadow of human nature under the bustling city gradually emerges. Qin Zhe, the mastermind behind the scenes, uses psychological manipulation to create a series of mysteries. The truth and lies are intertwined, and people are oscillating between reality and absurdity. A wise and brave adventure, amid Ruicheng's laughter and curses, he finally faced the ultimate mystery of the "absurd human heart".
