Episode 1 - Episode 1

Seok Ji-won and Yoon Ji-won reunite after 18 years, as chairman and gym teacher of the same school.

Episode 2 - Episode 2

At a staff dinner, Seok Ji-won makes a bet with Yoon Ji-won over whether the "crazy lilac" will bloom.

Episode 3 - Episode 3

Seok Ji-won and Yoon Ji-won meet at the pond where they used to go on dates but get into another fight.

Episode 4 - Episode 4

Yoon Ji-won recalls her past with Gong Moon-soo, and Seok Ji-won ruins the inauguration ceremony.

Episode 5 - Episode 5

The two families fight over the golf course, while Yoon Ji-won secretly nurses Seok Ji-won's cold.

Episode 6 - Episode 6

Yoon Ji-won becomes furious when Seok Ji-won forgets their kiss from the night before.

Episode 7 - Episode 7

Seok Ji-won and Yoon Ji-won begin dating and discover old letters and texts they had sent each other.

Episode 8 - Episode 8

Seok Ji-won hopes to enjoy a workshop with Yoon Ji-won. He gets anxious by the rumors of Gong Moon-soo.

Episode 9 - Episode 9

Episode 10 - Episode 10

Episode 11 - Episode 11

Episode 12 - Episode 12