A shared bathroom corpse case leads to the real murderer being inadvertently drawn into a police killing, gun theft, and kidnapping case... Bizarre circumstances, strange partners, psychiatric hospitals, juvenile detention centers, opulent nightclubs... One by one, the mysteries are solved through the efforts of Gu Changzheng and Luo Fei.

This book centers on the stories of three generations of police squad leaders, documenting major cases from 1995 to 2019, bringing you a feast of mystery solving!