Doona!

College student Lee Won-jun moves into a sharehouse, and meets a beautiful yet strangely familiar housemate — but they get off on the wrong foot.

Alone in her room, Doona feels unsafe — like shes being watched. Won-jun and Kim Jin-ju go out to see the cherry blossoms, but it starts to pour.

A confused Won-jun confronts Doona about the sudden kiss. New housemates move into the sharehouse, making the place livelier than ever.

After the return of a person from her past, Doona makes a rash decision. Won-jun later confronts Doona in a moment of pain and frustration.

Won-jun moves into a new apartment and focuses on his studies. Meanwhile, Doonas career soars as she finds newfound confidence.