The Wrong Heiress for Christmas (Matchmaking for Wallflowers Book 6)

A reclusive duke...

Lord Frederick Bowen, Duke of Salisbury, is expecting an heiress for Christmas. The fact does not bring him pleasure. Ever since the war ended, he would rather focus on experiments for his new waterproof material. 

A commoner...

Celia might be the daughter of an earl, but she's of the illegitimate variety. She has resigned herself to life as a maid for the wicked countess and her two half-sisters. 

A Christmas house party...

When Celia's half-sister begs her to pretend to be her, Celia finds herself in a fairy tale. Everyone knows though that fairy tales never come true...