: Claire is described as a strong heroine who fights for her independence, while Brandt is depicted as possessive and controlling.

: Reviewers mention a "witch angle" and connections to Loraine's other works, specifically the Blackthorne Vampires series. Reviewer Highlights

While it is a standalone, reviewers suggest reading (Mattias and Elaine's story) beforehand, as the events of Immortal Promise take place shortly after that book's conclusion. Immortal Promise (Vampire Mates) by Kim Loraine - Goodreads