Lee Jeong-su, who often visited his friend's house since childhood, thought his friend's mother was pretty when he was young, but after he became aware of the opposite sex, he began to feel like his friend's mother was the opposite sex. And now that he is an adult, he ends up being alone with his friend's mother and crosses a line that he shouldn't have crossed.

Original Webtoon:
Ridibooks, Naver Series, MrBlue, Toomics, Metoon