A rising weight lifting star crosses paths with a childhood friend, a competitive swimmer, and realizes that she has a secret crush on his cousin.
Episode 1
What Do We Do About the People We Hate?
Nov 16, 2016
One day Bok-joo, the star of the weightlifting club at her sports university, runs into Joon-hyung, a swimmer who is weak under pressure.
Episode 2
When I Fall in Love With You
Nov 17, 2016
After Joon-hyung saves Bok-joo when she falls into the pool, they realize they were friends in childhood. Joon-hyung comments on Bok-joo's weight.
Episode 3
Let It Go
Nov 23, 2016
Bok-joo visits Jae-yi's weight loss clinic but worries about the price. She then hears about a mountain climbing contest with a big prize.
Episode 4
Her Double Life
Nov 24, 2016
Bok-joo pays the clinic fees and gets an examination, but is warned not to overdo it. Bok-joo wants to thank Jae-yi for lending her his umbrella.
Episode 5
I'm Happy Because I'm a Woman
Nov 30, 2016
Joon-hyung runs into Bok-joo when he visits Jae-yi at the clinic. Bok-joo hides the truth from Jae-yi and explains that they are just old classmates.
Episode 6
Long Tails Either Get Caught or Get Stepped on
Dec 1, 2016
Bok-joo is delighted to get a ride from Jae-yi after the concert. While Joon-hyung is in counseling he recalls an incident from his childhood.
Episode 7
Happy Birthday To
Dec 7, 2016
Bok-joo's coach and manager find out she is going to a weight loss clinic and tell her father, who is furious. Bok-joo tries to apologize.
Episode 8
The Wind is Blowing
Dec 8, 2016
Shi-ho snatches Bok-joo's phone away while she is speaking with Joon-hyung. Bok-joo sleeps in a different room after finding out about the diary.
Episode 9
The Merits of a Secret Crush
Dec 14, 2016
Jae-yi sees Bok-joo while he is at the university. Joon-hyung tries to cover for her, but Bok-joo confesses to Jae-yi that she is a weightlifter.
Episode 10
A Comma or a Period
Dec 15, 2016
Joon-hyung criticizes Jae-yi after he shows up at a weightlifting competition to cheer Bok-joo on, not knowing she doesn't want to be seen like that.
Episode 11
It's the End, It's Not the End
Dec 21, 2016
After Bok-joo's disappearance in the aftermath of Coach Choi's firing, she shows up and tells her father she wants to quit weightlifting.
Episode 12
Her Bucket List
Dec 22, 2016
Bok-joo is taken aback at the sight of Shi-ho stuffing her face but keeps it from Joon-hyung. Joon-hyung invites Bok-joo to an amusement park.
Episode 13
Round off Love, and It Becomes Jealousy
Dec 28, 2016
Joon-hyung and Bok-joo are now a couple after letting each other know how they feel. Joon-hyung doesn't notice a call from Shi-ho.
Episode 14
This Girl Is Mine
Jan 4, 2017
Love is in the air as another secret relationship comes out into the open. Bok-joo is nervous after Nan-hee's stern warning to her friends.
Episode 15
That's How You Become an Adult
Jan 5, 2017
Joon-hyung is reunited with his mother. The next day he goes back home to retrieve some childhood photos and overhears something that shocks him.
Episode 16
Spring, Youth and Us Again
Jan 11, 2017
Joon-hyung goes to the hospital to see Chang-gul, who asks him to hide the operation from Bok-joo so she can focus on her training.