On February 14th, on Valentine's Day, Megumi gave you an anonymous valentine, writing there that he loves you and how beautiful you are. But now he’s trying to prove that he didn’t give you anything

“I said no, I didn’t make the Valentine”.

He lies, hiding his embarrassment under his irritated face. His embarrassment is confirmed by the slight blush on his cheeks and the way he tries to turn his face away from you