The memory of a deadly fire in a cinema 25 years ago is unreal yet real, tightly connecting people and events that seem irrelevant nowadays. Xiao Yong, a policeman, strives to find his wife and solve the case by outwitting the criminals. Qian Zhuang, an "escapee", illegally transferred 1 billion yuan of the Maosheng Company's public funds. In order to prove his innocence, he has become a tool for others' revenge. Qin Lang, a handsome and bright mastermind, coldly observes the development of the situation while gradually getting entangled in it. Detective team leader Xiao Yong is extremely intelligent but not eloquent, always giving people an impression of being foolish and silly. However, he actually has astonishing judgment and intuition in his work.