A Leap for Faith by Allie Kensington

Mistaken identities lead to laughable situations in this Regency romantic comedy.
She will only marry for love. He needs a wife to secure his future.

Noah Shelton, the Earl of Ipswich, has recently returned from traveling abroad with an urgent order from his uncle: marry to secure his inheritance. Although Noah prefers the bachelor lifestyle, his loyalty to his tenants compels him to seek a suitable wife. To avoid the complications of courtship, he arranges a marriage.
Upon returning home, Noah learns that his meticulous plan has been foiled. The young lady has fallen in love and married another, leaving Noah with limited time to secure another arrangement before his inheritance is at risk. Desperate and against his own wishes, Noah travels to London in search of a suitable match, hoping to avoid the hassle of courtship or the pressure of falling in love.
Trapped in the confines of London Society, Faith Campbell is in Town for the Season. Faith firmly believes that her twin sister’s marriage is a prerequisite for her to engage in societal matters. But everything changes when a devastatingly handsome stranger ruins her dress. After their first encounter, he ignores her, sparking a fire within her that she never knew existed. Suddenly, the Season becomes more intriguing with this enigmatic man at its center.