With leek as my weapon, frying pan as my shield, the enemy that I'll defeat is..?

Due to family circumstances, Koharu, a second-year high school student, ends up staying with a friend. It turns out to be the home of her classmate, Saku, who is extremely handsome but famous for hating women...! What's more, Saku has a habit of hugging the first thing he touches after waking up...!? A dangerous cohabitation romance is forced to begin!