Rebirth of the Urban Overlord

The 27-year-old Yang Chen stood on the bridge and jumped down. He thought he would be immersed in the icy river, but who knew that he was reborn back to the age of 17... After that, he accidentally obtained a system called "Soul Engineer".At first, he was at a loss, but after learning and playing, he became a master of cool play.Medicine, martial arts, firearms... 360 lines, play as you go, play wherever you don't! ...