Lao Qi (Li Xiaochuan), a foolish fellow in the teahouse, is good friends with Guan Shuai (Li Longjun), who is filming a documentary, and a college student, Zhang Jing (Li Zhengyanqi), who is picking up the story, comes to the teahouse. Zhang Jing falls in love with Guan Shuai, but soon after Guan Shuai leaves, Zhang Jing continues to shoot Lao Qi, who falls in love with Zhang Jing.
Buddies Meng Yun and Yu Fei break up with their girlfriends and indulge themselves in living the bachelor lifestyle again. However, as their ex-girlfriends reemerge in their lives, their “Single Plan” starts to unravel!