I'll Go to You When the Weather is Nice

Mok Hae-won returns to her hometown, leaving her life in Seoul behind. She unexpectedly encounters a former high school classmate, Im Eun-seob, who runs a bookstore.

Hae-won decides to work part-time for the 'Goodnight' bookstore. Meanwhile, she talks about an old high school friend who betrayed her.

The story between Boyeong and Hae-won is revealed and how they became distant. Meanwhile, due to the freezing weather, the water pipe line in Hae-won's house is frozen. As a result Eun-seop and Hae-won begins to live together at the bookstore.

Hae-won unexpectedly crosses paths with Bo-yeong in the city; Eun-seop goes in search of a woman lost in the mountains.

Myeong-ju, Hae-won's mother, was sentenced 7 years after killing her husband. Hae-won thinks she is irresponsible for leaving her alone. Meanwhile, Eun-seop cheers up Hae-won by watching a movie together.

Haewon's house is fixed and she goes back home, leaving Eunseop behind; Yeongu expresses his affection towards Haewon, but Haewon refuses and confesses her love to Eunseop instead.