The Time That I Loved You, 7000 Days

Oh Ha Na, a hard-working career woman, has been best friends with Choi Won, the boy-next-door, for seventeen years. when Ha Na gets dumped by her boyfriend on her thirty-fourth birthday for a younger woman, Choi Won exacts revenge.

Ha Na has to go back to work and face the consequences for Choi Won's actions. The marketing team gets a handsome new intern.

Ha Na meets Lee So Eun. Meanwhile, rumors about Ha Na and the new intern circulate around the company.

Ha Na wakes up in the same bed as Won, and awkwardness follows when she realizes that she can't stop thinking about it.

Ha Na's ex-boyfriend comes back, and wants to reconnect with her. Won tells So Eun that he is not interested in dating her.

Won does everything he can to keep Cha Seo Hoo away from Ha Na, while Ha Na begins to recall the good moments in her relationship with Seo Hoo.

After losing her big project, Ha Na swears off all men in an effort to be more independent. Meanwhile, Cha Seo Hoo pulls every trick to make her be at his side.

Won is selected to study overseas as a trainee, but is unsure if he should go or not. At work, Ha Na has been assigned to work solely on Seo Hoo's upcoming performance.

Choi Won falls sick, while Ha Na has to adjust to yet another change to her project at work.

Won returns from his vacation to find that Ha Na has gotten back together with Seo Hoo.

Seo Hoo announces his intention of marrying Ha Na to her parents. Meanwhile, the trouble arises with his agency jeopardizes both Ha Na's work and relationship.

Choi Won meets an old high school teacher on a plane. The charity concert is in danger of being canceled.

Won and Ha Na decide to avoid all things familiar after Won's confession. Seo Hoo decides not to leave Korea.

After Ha Na breaks up with Seo Hoo, she receives a job offer that requires her to relocate to Paris.

Ha Na and Won start dating. Mi Hyang's life makes a turn for the unexpected, and Won reunites with his mother.

It's the series finale! Dae Bok adapts Won's screenplay into a popular webseries. Won proposes to Ha Na, and they get married.