The sad Xiao Dan seeks help from his classmate Zhou Jian (played by Chen Zhijian), but Zhou Jian also has a lot of troubles at home, and he is powerless. 　　 Under the temptation of big sister Hu Li (played by Pu Chaoying), Zhou Jian was contaminated with drugs and was out of control. Gradually, Zhou Jian and Xiao Dan began to help Hu Li with drug trafficking, and the two got deeper and deeper. Xiaodan became a showgirl in the karaoke bar run by Hu Li. In the end, Xiao Dan still became addicted ...