City: a Little Policeman with Special Abilities, on His Way to the Top

A lover of suspense literature time-traveled into the body of an undercover policeman who was betrayed, and at the same time accidentally gained a seemingly deceptive superpower. But as the powers continue to evolve, the male protagonist becomes stronger and stronger, using his powers to reach the top step by step. What? A long-standing mystery has been solved? Or many pieces? And the person who solved the case was actually a small policeman? What? The world swimming champion record holder is actually a little policeman? What? Where did such confidential information come from? Is this top secret information? What? Extremely heavy rains, floods, droughts... Why do these natural disasters suddenly break out and then disappear so suddenly? As time goes by, more and more incredible phenomena have stunned the world...