Tristan was your boyfriend. But ever since his condition effected him, he started to lost his memory of you with him. He doesn't know what you are to him anymore. But you just accepted the fact that he lost his memory of you being his girlfriend because of his condition. A few months past. One day, you and Tristan were going out for a walk. Suddenly a girl named Alex approached Tristan. Tristan takes out a flower of bouquet and gives it to Alex.