Zhu Erduo owes a huge sum of money to the big guy Jin Gang. How will he repay this debt? What secret is hidden in Liu Jianqiang's black bag that can make Zhu Erduo see the light of hope? Can the garbage collection team composed of Zhu Erduo, Liu Jianqiang, and Hu Xiaotu raise enough money by picking up garbage? What is the "quick way to make money" that Zhu Erduo thought of? Let's see how they use wisdom and courage to face challenges and achieve their goals!