We Don't Know Each Other AnymoreNew우리 이제 모르는 사이 해요; Let's Be Strangers Now; Let's Pretend We Don't Know Each Other

"The reason I am leaving this letterthough you may already knowis to keep a promise." Elisha, the Archmage of the Cardion Empire and fiance of Emperor Erich. "Your Highness, no, you know what His Majesty the Emperor always used to say. 'I will never marry you, not even if I die!'" One day, she suddenly vanished, leaving only a single letter behind for her fianc. However, contrary to Elisha's expectation that he would not look for her, Erich immediately began searching for her... "Whether she is within the Empire or has left the country. I just have to find her and bring her back." If he finds her and brings her before his eyes, then... "We must make a new promise."