Zhang Dong came to Beijing with his ideals in mind. After wandering for three years, he never achieved anything. His thoughts became increasingly negative, and he became addicted to online games every day. He couldn't even afford rent and borrowed money everywhereHe ran into a wall and was almost kicked out by the landlord. Fortunately, with the help of his friend Feng Na, he didn't stay on the street. However, to his surprise, an unprecedented disaster was quietly approaching him