Criminal Profiler, Starting to Solve Two Decades of Unsolved Cases

A mysterious diary that can span twenty years of time and space! Chen Ming, a genius criminal profiler, embarks on a thrilling road to solve the case in order to find out the truth behind his brother being framed and imprisoned. When he opened the yellowed diary left by his brother, he unexpectedly found that he could actually have a conversation with the police officer from the crime squad twenty years ago! Two genius police detectives from time and space join forces to uncover a long-standing shocking mystery! Murder cases that have been backlogged for twenty years and ulterior secrets will be solved one by one by this pair of partners who span time and space! But as the investigation deepened, Chen Ming discovered that things that had changed in the past seemed to be changing now...