After Catching My Girlfriend Cheating, I Was Surrounded by Beautiful Women

[Cashback] [Exciting main plot] [Reward good, punish evil] [Decisive and ruthless] [Pure wish fulfillment]

Could anything be more melodramatic? He's delivering food to earn money for his girlfriend, only to catch her cheating on the way to a delivery???

Just as he feels like the whole world has gone dark, a crisp voice suddenly sounds in his mind...

[Ding! The Cashback for Spending System is binding...]