Simon Basset, a charming and handsome duke, is on the brink of proposing to Daphne Bridgerton, the beautiful and intelligent sister of his best friend. However, their engagement is nothing more than an elaborate ruse designed to keep Simon free from the clutches of society mothers desperate to marry off their daughters to a duke. For Daphne, the faux engagement is a chance to boost her desirability and attract potential suitors.
As Simon and Daphne waltz through ballroom after ballroom, their courtship begins to feel increasingly real. Daphne finds it difficult to remember that it's all just a sham, especially when Simon's devilish smile and burning gaze make her heart flutter. Despite the initial pretense, Daphne starts to fall genuinely in love with Simon.
Now, Daphne faces the daunting task of convincing Simon that their clever little scheme should be alteredthat falling in love for real makes the most sense. But with Simon's deep-seated fears and reservations about marriage, Daphne must navigate a treacherous path to win the heart of the duke who captured hers.