Shenhao: I Have the Ability to Make Money

Tangze was selling popsicles well, but just because he cursed God a few times, he suddenly became the Chosen One and received the "Supreme Divine System." "Ding, if the host spends ten yuan, the system will refund twenty yuan." "Ding, if the host spends one hundred yuan, the system will refund two hundred yuan." "Ding, if the host spends 10,000 yuan, the system will refund 20,000 yuan." "Ding, the host spends one million yuan, and the system returns two million yuan." … "Ding, the host has consumed N billions and trillions of yuan, and the system has gone bankrupt!!!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.