Start with Tens of Billions of Black Cards, but You Can Become Stronger by Spending Money

Lin Feng was reborn in 2020 with a starting balance of 87 yuan and a tuition debt of 8,600 yuan. The Shenhao system is activated and tens of billions of black cards are received. Rule: 24 hours must be spent. The programmer's first reaction: find bugs. After transferring the money to my sister and then back, the system determines that the consumption has been cleared, and there is no loss of tens of billions of cash back. After the system was patched, he bought the mall in full and lost money, but he still has 50% of his principal as cash back. System upgrade again: Cashback for sign-in for 7 consecutive days x 3 times. He made a net profit of 20 billion a day. The system is crazy: an impossible mission is issued, and you have to spend 100 billion in 24 hours or else 200 billion will be deducted. He moved funds to avoid punishment. The thicker the patch, the deeper the vulnerability. Unlock the ultimate rule: 50% cash back forever on investment losses. He became a perpetual motion machine for the money printing press. The more you lose, the more you make. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.