Can estrus (s*xual desire) be treated? A woman in need of money and a man in need of treatment! The two secretly sign a contract! April loses everything after her mother was mu*dered. She barely flees and grows up to be an outstanding pharmacist. She makes money by making medicine by receiving secret requests from nobles. In order to reclaim the fortune of a deprived family by using a framed name! Meanwhile, April rescues Ian Marquis, who is overwhelmed by heat. Ian comes to April to calm down his “fever,” which no one has been able to cure. “I want to hire you as a doctor.” The secret fever’s symptoms can only be alleviated by April’s medicine. Can she find a way to cure Marquis completely? A young Marquis who has shaken the hearts of social girls and a secret girl! The secret treatment start of two people!