This book is an anti-corruption masterpiece launched by the famous writer Lu Tianming. Before the reception hosted by provincial and municipal leaders for Commander Ding of the Military Region who had returned home in glory, an important insider in the Songjiang Donggang stock case and Secretary Zhang of the Municipal Party Committee was shot dead in the attic of the hotel. With his excellent investigative skills and keen intuition, the male protagonist Fang Yulin investigates that the shooting case has important connections with provincial and municipal leaders... The collision of conscience and selfish desires, the confrontation of justice and power, the book is sharp and suspenseful, based on reality, with far-reaching implications, and plays a righteous song of the times!