In order to avoid social situations, Madeline Gracechurch tells a small little lie - she is engaged to Captain MacKenzie. Everyone believes him to be real, but Maddie has completely made him up and sends him fake letters to prove her devotion. After many years of this deception, she fakes his death and everyone leaves her to live her own life. After she's inherited a castle however, the real Captain Logan MacKenzie shows up, ready to get married like she promised in her letters.
After an eight year engagement to Piers Brandon, the Marquess of Granville, Clio wants out. She has recently inherited a castle and has big plans for her future. The only problem is that the Marquess has been out of the country for months and has no expected return date. Champion fighter Rafe needs his brother, the Marquess, to get married, so he takes control of planning the wedding while his brother is abroad.
After being left a castle in her godfather's will, Izzy spends the last of her money to travel to what turns out to be a run down and already owned castle. Ransom, the Duke of Rothbury, has been living in the castle since an incident that left him blind. Izzy has nowhere else to go, so she and the Duke must learn to live in the same castle.
For years, Penelope has been taking in every stray animal that has come her way. However, when Gabriel Duke renovates the house next door and realizes that no one would want to buy a house next to Penny's menagerie, he helps her try to find loving homes for her animals. In this process, Penny learns more about Gabriel's past hurts, and there never was a wounded creature that she could turn away.
Chase, heir to a dukedom, is in charge of two feisty young girls and can't keep a governess around to teach them. When strong-willed Alexandra is out of work, she takes the job of governess as her last resort. Alex must get Chase to leave his rakish ways behind and open his heart to his wards - and to her.
All the Duke of Ashbury needs is a wife to have his heir. When Emma Gladstone turns up in his library wearing a wedding dress, he decides that she'll do and makes her an offer she can't turn down: marry him and bear his heir in exchange for the comfortable life of a duchess.