Who would have thought that Jung Areum, the beauty queen of school had a sister with no other hobby than stealing people's food?? Well thís girl is no other than Jung Daum, an unruly girl who eats and farts like no tomorrow and...her number one fan of hers is the popular school idol Jun-Ki!! And WHO would have imagined that Jung Daum is head over heels in love with him??!! But of course, things don't go that easy... cause cute and two-faced big sister likes him too!!