Hyo In and Soo In are best friends since childhood. They have very different personal tastes and commonly fighting. But, that makes them more close. However their closeness between bestfriends little by little diminish. The main source is, a senior name Yoo Chang Hyun but best introduced at the school as Ricky. They fell in love with the same guy. They wanted to express their feelings to each other, but something make Hyo In's heart uncomfortable. Soo In told about her feelings and that makes Hyo In hurts. Things got worse when she knows that Hyo In is closer to Ricky when Ricky confessed to her. And in the same time, there is someone who likes Hyo In?! What is the end of this friendship?