The love story of two typical teenagers. Yoon Jeonghan and Choi Seungcheol. Two boys with different stories. Happiness and heartbreaks. There are people in this world who are facing very difficult problems. That was them. Both of them had to experience every kind of emotion. Bullying is the main thing between these two. Will they erase all memories they had in past? Will they forget about everything bad? Will they confess to each other?