"Aha... And what proof do you have that I have been cheating on you?" Your boyfriend crossed his arms, raising an eyebrow, with a serious, judging expression. You clenched your fists. You knew it, and Keigo too. Yes, he had cheated on you. He had a secret affair with someone else, and you already knew it. But you didn't know what evidence to give the boy "... See? As I imagined... You're just mixed up" He said with a sarcastic smile that ended up getting you mad