Sister Complex (Exo Fanfic)

Kim Min Ji,Exo Xiumin's donsaeng visit him and now she lives in a dorm with Exo. Xiumin, eldest exo member.Has a bit of a sister complex When the Exo boys find something off about her what will happend? ****************************** This is my first fanfic... Im still young and english is my second language so ther...