Mikuru is a shy young lady with the power to heal illness and injury. She is forced into a political marriage with Alvis, the heir to a marquisate, but from the very first day he treats her coldly. Even if their marriage is political, she dreams of building a warm home like the one she grew up in! One night, while Alvis is asleep, Mikuru whispers an old charm she was once taught: "Please fall in love with me." It was supposed to be nothing more than a simple charm... yet from the next morning, Alvis is suddenly truly kind to her!?