"He's like... a butterfly!" Jeena. An ordinary girl who lives with her father after her mother died in an accident. She always wants to start a new life but she can't! She feels guilty because she thinks that she is the reason why her mother died. Her life starts to change when she moves into a new school. This is the moment where Jeena experienced her first love when she slowly discovers that she has a feeling towards Jungkook, her own desk mate. Suddenly, Jungkook become distance and act cold towards Jeena? Why is it happened? Maybe there's something happened between Jungkook and Jeena in the past. Jungkook fall in love at the party but when he tried to chase the girl, the girl run away! But who is her? When Jeena sings on the stage, Jungkook knows she's the one he had been searching for. But suddenly, a different girl come and admit to Jungkook that she's the one who sing. What is going to happen next? When Jeena distance, Jungkook feels something is not right! It's hurt! Is it love? At the same time, Jimin loves Jeena! "I don't want to see you cry! Jeena, I..." Who will Jeena choose? Jimin? the guy who always be there for her? Or Jungkook? The one that she loves? Butterfly, you're beautiful. But I'm afraid to touch you. I'm afraid, you'll fly away.