Kim So Hyun was a kind-hearted and beautiful high school student.Every guy in her school have interest on her but...after a transfer student name Do Kyung Soo come to her school and be her seatmate,she just fall in love with his personalities.Do Kyung Soo is someone who are not a sociable and quiet person but he was smart and hardworking  back then.Morever,Kyung Soo also have interest on So Hyun but he just keep it up.So,will they stick together until the end?..