Rebirth: from Small Security Guard to Capital Boss

A security guard who was just waiting for death was reborn and returned to 20 years ago. With no background, no education, and no ability, he thought he would have to suffer again, but he didn't expect to get the task reward system. You can get rewards by completing the tasks issued by the system; from then on, the life of the little security guard began to become different. ... The system task is completed and the task reward is obtained: Marrow Cleansing Pills to wash away all the dirt in the body and purify the body and mind. ... The system task is completed and the task reward is obtained: the endurance pill can increase the body's endurance by 3 times and lasts for 24 hours. ... The system task is completed and the task reward is obtained: the permanent skill of advanced composition ability. ... The system task is completed and the task reward is obtained: the fart pill can cause the target to fart continuously for 3 hours after being used by the designated target. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.