Alternative:
One-Room Hero manhwa
Synopsis:
After spending his entire life in all-male schools till high school, Mingu finally enters college. Making things more exciting is the fact that he's in the Food and Nutrition Department with a male to female ratio of 1 to 9! A virgin and single since birth, this is his opportunity to date girls and enjoy a romantic campus life. But one wrong lie during a drinking party turns his life upside down and now he's been branded as a sex beast all over the school!