Yerin, who works as a researcher in the new drug development department of a pharmaceutical company, is developing a hormonal medicine. One day, by mistake, she ends up giving her infamous boss Seonghoon a new medicine that hadn't finished clinical trials yet, instead of a headache medicine. Seonghoon, who initially sent Yerin away to the infirmary, calls her back to the office and says something unexpected...

“My heart races when I think of you, Yerin. Why?"

A chemistry research diary between these two, while using an elixir of love!

Original Webtoon:
KakaoPage, Daum

Official Translations:
Japanese