Meghan Chase, half Summer Court fae and half human, has found herself in exile in the mortal land after spending a year in Faery. After recovering the Scepter of the Seasons, the Summer King, her father, casts her out for falling in love and having a relationship with Ash, a Prince of the Winter, or Unseelie, court.

In the short time of her marriage to King Richard IV, the only surviving son of King Edward, who was believed to be murdered by Richard III, Catherine and her baby and ladies follow Richard Plantagenet to England to begin the struggle to regain his throne from the Tudor usurper, King Henry VII. Richard Plantagenet, known as Perkin Warbeck in England, is considered an imposter with intentions of stealing the English crown, but his bearing and likeness to his father Edward is too marked to be missed.

Parliamentary librarian, Esther Hammerhans, put an ad in the newspaper for a renter. She wanted company, someone to help divert her attention from the looming date of her husband’s suicide two years before. What she got was a massive black dog that calls himself Mr. Chartwell. He has business in the city and needs a room to be close to his client—Winston Churchill. Black Pat also has business with Esther, but she does not know it yet.