7-year-old Qiu Qiu wanders by herself, from the bank of a river to a plaza at night. She thinks she has made some friends.

One day, Lan Xia goes to her classmate Hai Feng’s house to stay overnight. They start to feel awkward around each other without really knowing why, but slowly get closer through insignificant words exchanged while doing a jigsaw puzzle of the world map. The next morning, Hai Feng realizes that Lan Xia has left without saying anything and sets out to follow her. A memory of a summer in which the world belonged to the two of them alone, if only for a moment

The film tells the story of the heroine Xiao Bai Hu who offends someone who covets her beauty and meets the hero Murong Qu while avoiding being chased after by the soldiers. Murong Qu helps Xiao Bai Hu solve difficulties. Xiao Bai Hu hopes that Murong Qu can protect himself, and finally has an intersection with Murong Qu, but due to the vicious girlfriends, there are many misunderstandings between Xiao Bai Hu and Murong Qu.

Released from prison after serving 20 years on trumped-up charges, world-weary Sheng Li seeks out his accuser. However, wrath quickly turns to sympathy as he agrees to kidnap her boss’ son so she can have her own retribution.