Eternal Life Begins with Catching a Quickie

Zhang Ruoyu traveled to the world of Gaowu and became a young detective. I originally wanted to live a stable life, but suddenly I got the [Violent Chasing System], which allows me to obtain the murderous people nearby. When patrolling the streets, plan to kill the masters on the white list. Went to a restaurant for a meal and caught a criminal thief who had been wanted for many years. Buy a new dress and catch a world-famous flower picker. Demons are killing people, evil spirits are causing chaos... When a murder occurs and everyone is helpless, he has sent the murderer to prison. … As he continued to capture the murderers, his strength also continued to increase. Eventually, the world was invaded by outsiders, and he became invincible. "Your Excellency, I think you are in danger of something serious. Can you lend me your life?"