JOINT REVIEW: A Royal Affair by Allison Montclair

In London 1946, The Right Sort Marriage Bureau is just beginning to take off and the proprietors, Miss Iris Sparks and Mrs. Gwendolyn Bainbridge, are in need of a bigger office and a secretary to handle the growing demand. Unfortunately, they don’t yet have the necessary means. So when a woman arrives—a cousin of Gwen’s—with an interesting and quite remunerative proposition, they two of them are all ears.

The cousin, one Lady Matheson, works for the Queen in “some capacity” and is in need of so...