"This Messy [I Will Never Love You] ~ The Duke Was ○○!"

On their wedding night, in the marital bedroom, Duke Ulrich declares to Margaret, "I do not love you." He proposes a two-year contract marriage. Margaret agrees to it. Originally, the Duke changes his wife every two years. Every day she wonders if perhaps... One day, the father who abandoned Margaret comes seeking financial aid. At that moment, the Duke takes action.