Receive a Thousand Times Cash Back System at the Start of the Game

At the beginning, a thousand-fold cash back system is bundled, so you can double your earnings by spending money! The poor boy accidentally awakened the system and started the buying, buying, buying mode. For every dollar spent, the system will return a thousand dollars! I can buy luxury cars and villas at will, and the beautiful school beauty is chasing after me. From a poor delivery boy to the richest man in the world, what have I experienced?