The Spies of Mayfair Books in Order

Aspiring poet Horatia rescues an injured baron and agrees to a false engagement while he investigates attacks on his life. The arrangement offers her access to London’s literary circles, but a determined enemy turns their bargain into a dangerous partnership.

Investigating a fellow spy’s murder, Lord Strathairn believes his dangerous profession makes marriage impossible. His growing feelings for Sibella challenge that conviction, especially when her family approves another suitor and friendship can no longer disguise what they both want.

A royal investigator’s mission draws him toward a widow threatened with losing her country property. Althea reluctantly seeks his help after other allies fail, but murder and suspicions about her connections complicate an attraction neither can easily dismiss.