City: I Can Receive Letters from My Future Self

Cheng Feng received a mysterious express delivery. There is only a wooden box and a letter from the future self to myself. Then he often received future letters from the wooden box. Received a letter: "To prove my identity, let me tell you something. Tomorrow's Shuangseqiu number is:..." With the mentality of giving it a try, I bought a bet and won the first prize! Received a letter: "Dear past me: If you win a lottery, be careful and be a good and just citizen. You may get unexpected rewards." See through the scam, obtain key information, catch all the scammers, and become a model for the city. I received a letter: "My past self will tell you a secret. There is a treasure under the big tree in Xicheng District. Remember to get it." When Cheng Feng found the treasure box, he was stunned... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.