Regency Sinners Books in Order

The Earl of Carlton investigates his young widowed stepmother, Heather Smythe, as a possible spy for Napoleon. At her Cornish home, old desire resurfaces amid mutual suspicion, family connections to smuggling and uncertainty about the secrets she protects.

Lord Sebastian Trentham returns to Alys Newcomb's home to investigate suspicions of espionage. She believes he killed her father, making their growing attraction and sudden betrothal especially difficult while the unresolved murder continues to shadow their relationship.

Ordered to investigate whether widow Isabella Aston is spying for Napoleon, the Duke of Huntley refuses to entrust her to another agent. Their unhappy shared past and renewed attraction complicate his attempt to determine where her loyalties lie.

The Duke of Wolferton must discover whether Lady Beatrix Hanwell has been gathering information for the enemy. His conspicuous attention puzzles the disapproving widow, while his attempt to get close enough to investigate begins stirring genuine attraction.

Lord Jericho Black must determine whether Jocelyn Forbes, the young woman whose guardianship he has assumed, is guilty of treason. Her visit to his Devon home revives her longstanding love and exposes an attraction that threatens his judgment.

The Sinners and their families gather at a Kent estate to celebrate Christmas in 1816 after a turbulent year. Their hoped-for peace is threatened by someone connected to the earlier conspiracy whom they mistakenly believed posed no danger.

Spymaster Dominik Sinclair must investigate his own wife when Angelique becomes the last suspect in a treason inquiry. Already distressed by his increasing coldness, she denies the accusation as distrust places their once promising marriage under renewed strain.

Lady Prudence Germaine blames Lord Titus Covington's deception for a devastating death but needs his help to find the murderer. Their uneasy alliance forces him to confront his wrongdoing and the genuine desire that has replaced his earlier pretense.