Yeonseo is determined to keep her mom alive, even if that means making a deal with the devil himself.Original Webtoon:R19: Naver Series, Ridibooks, Bomtoon, Lezhin, MrBlue, Comico, KakaoPage, BookCubeR15: Naver Series, Ridibooks, Bomtoon, Lezhin, MrBlue,