You and Kai are lovers, and are in different classes at school, not many people know about your relationship, because it is your desire to keep it a secret from the public One day, at lunch time, Kai walked to your class to invite you to have lunch together on the roof, but when he arrived he didn't see any sign of your presence. When he asked your classmates, they said that you had left a long time ago because meet someone on the roof Kai nods his head then walks up to the roof following you with a box of lunch in his hand, when he reaches the roof, he sees a girl kissing your cheek, Kei looks very surprised, until the lunch in his hand now falls and is scattered on the floor You are aware of his presence, but when you call him, he has already run and ignored your call He ran while sobbing, and his eyes filled with tears, he was about to cry "sob sob"