Chen Yang is a security guard at the Dihao Building in Donghai City. He repeats the work of standing guard and patrolling every day. He earns a meager income and often suffers cold looks and ridicule from others. His girlfriend Lin Xiao, because she disliked his lack of money and power, broke up with him in front of everyone at a party and fell into the arms of Zhou Hong, a second-generation rich man. Chen Yang was deeply hit, but instead of giving up, he decided to work hard to change his destiny.
