Rika and I have been dating from high school. Maybe because of love for a long time, the feelings of both are no longer as before. Rika has recently been familiar with a last year man, that person is better than me in all aspects that Rika felt wavering. The man was about to travel and invite Rika to accompany, she agreed and took this opportunity to confirm our current situation. Although Rika did not say it, I still felt something happened. Sitting alone in the park near the house when Konan passed. She knew everything, she sat listening to my confession, chatting and helping my mood better. On the day when Rika traveled, she waited for me to stay outside the door and asked Rika to be my girlfriend for three days! And in these three days, I was like returning to the first time to love. I understand more about her and gradually has feelings for her. I tried to confess but she refused, I was Rika's boyfriend, her sister, between me and she would never have results ...