Original Webtoon:
Bomtoon, Lezhin, Ridibooks, Naver Series, BookCube

Official Translations:
Thai At the meeting to be introduced to her mother’s boyfriend, Iseo is shocked to learn that the man who will become her new stepbrother is none other than Geonju, the guy she had a one-night stand with the night before. Though she drank heavily and can barely remember that night, Geonju stares intently only at her, as if finding her interesting….