A Matter of Honor

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
A surprising solution!

Lord Vincent Carlton requests that his mother invite Miss Cassandra Thornton for a visit. Having recently become an heiress, Cassie knows she needs help to bring her into style, but at least she can now afford to be selective about the man she’ll marry.

Unbeknownst to her, however, her late brother had made five of his friends promise that, should he die, one would marry Cassieand Lord Vincent had drawn the short straw.