Description:

When Joon moves into a new apartment for his first day in college, he was not expecting an ex celebrity, Duna, to be living downstairs, hiding from her past life. Joon finds Duna strange and avoids her at first, but soon finds himself in her room without realizing what he is getting himself into. (Source: Webtoons) Note: The chapter count included 17 extra stories and an epilogue.

Alternative Titles:

Ли Дуна!, 下の階には澪がいる, 愛上姐姐的理由, 爱上姐姐的理由