"I've been holding it in so hard until now." The daughter of an earl, Melianna, married Girard, the head of a prestigious duke family. However, Melianna has one big problem... She's very naive! She faints from embarrassment when she walks next to a man, let alone touches his hand , so she gave up on marriage. For Girard, who proposed to her, Melianna is excited to fulfill her role as a wife on the wedding night. After finishing her preparations and heading to bed --!? [A tough and cool duke] x [An innocent young lady] A heart-pounding step-up love between two pure people♪