It starts off with high school classmates Chen Xiao and Jiang Chen who are also neighbors. Xiao Xi, a cheerful girl who doesn't study much, is expressive about her admiration towards Jiang Chen, the popular guy known for his looks and high grades. Together with their fellow classmates the funny Lu Yang, athletic but loyal Jingjing, and cool swimming team member Wu Bo Song, they embark on high school life to universityuntil their adult life.
Jiang Chen goes out on a limb to help Xiaoxi self-publish her comic book. Wu Bosong rushes to propose to Xiaoxi, but he already knows her answer.
At university, Xiaoxi and Jiang Chen are entered into a "best couple" contest. Jiang Chen asks his mentor to help with Lu Yang's surgery.Watch Now:Amazon
Lu Yang falls for a scam trivia contest. Xiaoxi tells Jiang Chen about her parents constantly quarreling over their plans for a mom and pop store.Watch Now:Amazon
Xiaoxi takes up knitting as Christmas approaches. Lin Jingxiao goes to Mr. Li's office to give him a scarf -- but sees another gift box on his desk.Watch Now:Amazon
A heartbroken Xiaoxi gives Jiang Chen the silent treatment, despite his attempts to make it up to her. Li Wei gets caught cheating on an exam.
Jiang Chen and Xiaoxi clear up misunderstandings about their past breakup, and Xiaoxi is torn when Jiang Chen asks for a chance to get back together.
Lu Yang helps Jiang Chen and Xiaoxi reconcile. Jingxiao is furious when Mr. Li takes the blame for the missing diazepam in order to protect Li Wei.
Xiaoxi consoles Jiang Chen when his mom cancels her visit, leaving him to mourn alone on his father's memorial day.
Devastated by the embarrassing mix-up in the play, Xiaoxi struggles at school as final exams loom. Meanwhile, her parents consider transferring her.Watch Now:Amazon
Jingxiao and Lu Yang become an item. Rejected from the school in Hangzhou, Xiaoxi decides to prepare for the arts exam.Watch Now:Amazon
When Chen Xiaoxi’s neighbor and classmate keeps rejecting her advances, she asks a friend to help her draft a love letter, but her antics backfire.
Xiaoxi’s parents show up unannounced while Jiang Chen is staying over. Xiaoxi's friends make a surprise showing during her book signing.Watch Now:Amazon
Wu Bosong meets the national team coach. Xiaoxi hopes for a romantic evening with Jiang Chen under the fireworks -- but sees him embracing Li Wei.
Jingxiao visits Lu Yang at the hospital to help him with school work. Jiang Chen's mom disapproves of his decision to give up on Tsinghua University.Watch Now:Amazon
Jiang Chen considers an offer to receive training at a Beijing hospital, putting his relationship with Xiaoxi at a crossroads.Watch Now:Amazon
Wu Bosong finds a way to keep Xiaoxi company when she's quarantined for avian flu, pitting himself against Jiang Chen.Watch Now:Amazon
Injured, Wu Bosong has to pull out of the swimming competition. Xiaoxi is determined to study hard so that she can follow Jiang Chen to Beijing.Watch Now:Amazon
Xiaoxi keeps avoiding Wu Bosong after finding out he likes her. Xiaoxi takes part in the debate tournament, replacing a classmate who’s fallen ill.
Jiang Chen refuses to join Xiaoxi's production of "My Fair Princess" for the school competition. Wu Bosong bonds with Xiaoxi while rehearsing lines.Watch Now:Amazon
Xiaoxi can't afford to buy tickets to the Manchester United friendly match so she buys Jiang Chen a Rooney shirt instead, but he turns it down.Watch Now:Amazon
After bumping into Xiaoxi again three years later, Jiang Chen helps arrange for her dad's surgery and prepares to win her back.Watch Now:Amazon
Ahead of Jiang Chen's birthday, Xiaoxi signs up for a hurdle race to win a watch for his gift, but Lin Jingxiao also wants the same thing for her dad.Watch Now:Amazon
Xiaoxi runs for class leader, but Jiang Chen's vote and a crisis of missing fees shakes her confidence in her own leadership skills.