Hourin is a court lady of the inner palace and she has been looking forward to returning to her hometown after finishing her soon ending period of employment. However, after the emperor saw her crying while she was thinking of her hometown, he began taking an interest in her! That's how she came to learn of the true nature of the emperor who's often rumoured to be cold-hearted. And now, thanks to her encounter with the emperor, the fate of this ordinary court lady begins to change...

Ortos, the first prince born of a concubine whose life is being threatened, and Elini, a genius at developing magical artifacts. Elini shielded Ortos from the attackers, but now both of them have fallen into a "soul-bound" state, unable to be more than four steps apart—!?