Instinctive Proposal

After a one-night mistake with my secret crush, Tae-Han Ki, the CEO of Taeseong Bio... I, Yeon-U Seo, found myself pregnant with his child. I decided to quit my job, disappear from his life, and quietly raise the baby on my own. But this man keeps reappearing, unsettling my resolve and stirring emotions I can't seem to let go of. Please just let me resign, sir. (Source: WEBTOON)