E1 - Before I Go To See You

Aired: March 30, 2018

E2 - Before The Awkwardness Fades

Aired: April 06, 2018

E3 - Before He Appears

Aired: April 13, 2018

E4 - Before I Fall in Love Once Again

Aired: April 20, 2018

E5 - Before We Miss Each Other

Aired: April 27, 2018

E6 - Before The Secret is Revealed

Aired: May 04, 2018

E7 - Before He Seems Different

Aired: May 11, 2018

E8 - Before The Light Goes Out

Aired: May 18, 2018

The couple goes to the cinema to watch a scary movie

E9 - Before I Get Drunk

Aired: May 25, 2018

Yeo Reum is having a drink and she's interrupted by a friend.

E10 - Before I Lay Down and Fall Asleep

Aired: June 01, 2018

Kim Wook escorts Yeo Reum after the long alcohol hours

E11 - Before I Let You Go

Aired: June 08, 2018

hesitation begins to rise in the head of Kim, and in its core lies Yena or Yeo

E12 - Before Just the Two

Aired: June 15, 2018

E13 - Before Our Hearts Meet

Aired: June 22, 2018

E14 - Before We Know Each Other

Aired: June 29, 2018

E15 - One Day Before Love

Aired: July 06, 2018

The two couples finally confess in front of each other and are now ready to move forward