Episode 1
Episode: 1x01 | Airdate: Nov 9, 2017 (45 min)
Shin Sol-i isn't shy about her unrequited crush on Cha Heon, her next-door neighbour, so one day she decides to write him the perfect love letter.
Episode: 1x01 | Airdate: Nov 9, 2017 (45 min)
Shin Sol-i isn't shy about her unrequited crush on Cha Heon, her next-door neighbour, so one day she decides to write him the perfect love letter.
Episode: 1x02 | Airdate: Nov 9, 2017 (45 min)
Woo Dae-sung ditches swim practise before a competition for a fun night out at karaoke; when Heon is down, Sol-i wants to be by his side.
Episode: 1x03 | Airdate: Nov 10, 2017 (45 min)
Sol-i surprises her friends by declaring that she's running for class representative; while Dae-sung shows his support, Heon disappoints her.
Episode: 1x04 | Airdate: Nov 10, 2017 (45 min)
Desperate for prize money so she can buy Heon a birthday present, Sol-i pours all her energy into winning at the school's sports competition.
Episode: 1x05 | Airdate: Nov 16, 2017 (45 min)
Jiang Chen refuses to participate in Xiaoxi's production of My Fair Princess for the school contest; Wu Bosong grows closer to XIaoxi while practising lines.
Episode: 1x06 | Airdate: Nov 16, 2017 (45 min)
Reeling from the embarrassing mix-up in the play, Xiaoxi struggles to prepare for her final exams; Xiaoxi's parents debate about whether to transfer her to a different school.
Episode: 1x07 | Airdate: Nov 17, 2017 (45 min)
Excited to try out for a TV singing competition, Jeong Jin-hwan asks friends to come and support him. Sol-i worries when her parents fight.
Episode: 1x08 | Airdate: Nov 17, 2017 (45 min)
Heon agrees to spend a Saturday with Sol-i, who wants to take him to see his favourite soccer team, but his mood soon sours.
Episode: 1x09 | Airdate: Nov 23, 2017 (45 min)
When a confession note makes Sol-i awkward around him, Dae-sung assures her it was a joke. Jin-hwan gets help facing his bullies.
Episode: 1x10 | Airdate: Nov 23, 2017 (45 min)
Wu Bosong discovers a way to spend time with Xiaoxi when she is quarantined for avian flu, putting himself in the line of fire.
Episode: 1x11 | Airdate: Nov 24, 2017 (45 min)
As Christmas grows nearer, Xiaoxi decides to take up knitting; while delivering Mr Li a scarf, Lin Jingxiao notices another gift on his desk.
Episode: 1x12 | Airdate: Nov 24, 2017 (45 min)
Wu Bosong encounters the national team coach; Xiaoxi is hoping for a romantic evening with Jiang Chen under the fireworks until she spots him with Li Wei.
Episode: 1x13 | Airdate: Nov 30, 2017 (45 min)
A devastated Xiaoxi refuses to talk with Jiang Chen, despite his attempts to fix their relationship; Li Wei is caught cheating on a test.
Episode: 1x14 | Airdate: Nov 30, 2017 (45 min)
Hui-ji steals from the school nurse's office; Jin-hwan stops coming to school when he finds out about Ha-young's crush on someone else.
Episode: 1x15 | Airdate: Dec 1, 2017 (45 min)
An injured Wu Bosong is forced to forfeit the swimming competition; Xiaoxi sets her focus towards study so she can join Jiang Chen in Beijing.
Episode: 1x16 | Airdate: Dec 1, 2017 (45 min)
Jingxiao stops by the hospital to help Lu Yang with his school work; Jiang Chen's mother refuses to accept his decision to drop out on Tsinghua University.
Episode: 1x17 | Airdate: Dec 7, 2017 (45 min)
As all her friends get accepted into college, Sol-i feels down about herself, Heon encourages her to keep trying, and promises he'll help.
Episode: 1x18 | Airdate: Dec 7, 2017 (45 min)
Xiaoxi and Jiang Chen are entered into a best couple contest at university; Jiang Chen asks his mentor to assist with Lu Yang's surgery.
Episode: 1x19 | Airdate: Dec 8, 2017 (45 min)
Sol-i stuggles while looking for a job and putting up with Heon's work schedule, then she snaps when she finds out he may be leaving for America.
Episode: 1x20 | Airdate: Dec 8, 2017 (45 min)
After a chance meeting with Xiaoxi three years later, Jiang Chen helps organise her dad's surgery and prepares to win her heart.
Episode: 1x21 | Airdate: Dec 14, 2017 (45 min)
As Jiang Chen and Xiaoxi discuss the issues of their past break-up, Xiaoxi is shocked when Jiang Chen asks her for another chance.
Episode: 1x22 | Airdate: Dec 14, 2017 (45 min)
Heon shows up to a gathering in his old school uniform and gets honest about his feelings; Dae-sung decides it's time to bare his heart to Sol-i.
Episode: 1x23 | Airdate: Dec 15, 2017 (45 min)
Xiaoxi's parents make an unexpected visit while Jiang Chen is staying the night; Xiaoxi's friends organise a surprise showing at her book signing.