Han Yu-an, a senior in high school, failed the SAT exams as he accidentally shifted down his answers on the answer sheet. Before him appears a handsome foreigner– no, a demon, who says he could turn back time for Han Yu-an. However, he would have to act as the stand-in for the Demon King… Can Yu-an safely return home after having this abrupt change of lifestyle? "Should I just live however I want? Because until the real Demon King returns, I'm the actual Demon King!" Original Novel: KakaoPage, Naver Series, RIDI, MrBlue, BookCube, Tocsoda, Onestory, Mootoon, Anytoon Original Webtoon: KakaoPage, Ridibooks, Naver Series Official Translations: •English: Tappytoon, Pocket Comics, Lalatoon, Lezhin, Tapas •Others: French, Japanese, German Note: Tappytoon, Lalatoon, and Tapas use the defunct Copin Comics' translation.
