The Only DNA I Need Is Yours | Sakumi Hanada | Renta! - Official digital-manga store
Karen Kurihara, a high school student, and Kaoru Sagae, the most popular teacher, are secretly married. Her classmates are smitten with him and Karen's heart flutters every day when she looks at her husband. On a school field trip one of her friends decides she wants to hit on him......!! "I want to tell them that he's mine!" This is a roller-coaster of a love story about newlyweds.