Choi min young  a reserved 18 year old girl  who avoids company ,attention and anything that smells like trouble her only wish? To get good grades and graduate college unnoticed  and untroubled .Kim woo bin an egotistical ,carefree troublemaker who lives his life on the edge.When these two opposite individuals meet its hate at first sight.Forced into being biology partners they are thrown into each others world.