Super Tenfold Rebate System

*“Ding! Ten Times Refund System has been bound,  Please try your best to spend money” 
“Ding！From now on, every penny you spend will be returned tenfold！” 
As the top student, He had watched his girlfriend cheating on him while he was delivering takeouts... 
But in such despair, may be it was the “God” who did not give up on him.
He accidentally activated The ten-fold refund system.  
“Now I will Continue buying, buying, and returning ten times rewards. I shall be the richest man in the world !"
 "Wait, this system can also be exchanged for superpowers! Clairvoyance, godly doctor, martial arts. . .  "
My God, being too rich is really vexing…