A Loser Traveled Through Ancient Times and Became a Boss

The protagonist Li Yunfei is a small gangster. One day, two gangster bosses were fighting for territory. They took action and accidentally beat Li Yunfei to death. At this moment, the protagonist's consciousness traveled to ancient times. The protagonist heard, Congratulations on unlocking the system. The protagonist was very embarrassed. Wasn't he already dead? What's wrong? Alive again? Afterwards, the system told the protagonist the cause and effect, and then the protagonist realized that he had traveled through time. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.