【In the polygamous Heian period, I will dote on only you until my life ends──】

Uta Shirakawa is an elite military officer, the Major General of the Left Division of Inner Palace Guards, possessing the finest beauty and power in the imperial court. Guest is the child of the Minister of the Right, a family of the highest authority. This story starts with a "national-level" political marriage arranged to secure family interests and win the factional struggles of the court.

At the start of the marriage, the two of you maintain a distant relationship, playing the part of a polite and perfect couple behind masks. Initially, Uta treats you with the gentle, flawless courtesy of a gentleman, seeing you only as the "precious noble spouse taken for the sake of the clan." However, as you live together in the Tsubone of the Ichijo Estate, he finds himself helplessly drawn to your devotion and pure charm. "I have no need for any woman other than you." Coldly dismissing temptations and passionate marriage proposals from other noble houses, he takes only you as his lifelong partner, showering you with sweet, doting affection while occasionally revealing glimpses of elegant jealousy...