I, the Cyclonus Detective, Am Going to Kill the Serial Criminal at the Beginning

"The police signal has been restarted! No. 89757! Officer Guan, welcome back to the team!" Twenty years ago, his father died in the line of duty and the police signal was sealed. Twenty years later, Guan Feng graduated, inherited the police signal from his father and awakened the system. As long as the case is solved, he can obtain various rewards, including detective skills, physical enhancement, black technology products, clues... Since then, Guan Feng has been on the road to becoming a detective. He solves cases that the police cannot solve. He will take care of those whom the police cannot take care of. He comes looking for clues that the police can't find. Criminal: "I have traveled all over the world and committed dozens of crimes, big and small. I didn't expect that I would fall into trouble as soon as I met the police!" Colleague: "No criminal can survive three days under the control of the police!" Guan Feng: "The police may have cases that they can't solve, but! I don't!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.