Their Master By S.m. Laviolette -

: As their arrangement deepens, Smith must choose between his thirst for vengeance and his unexpected feelings for Moira. Key Characters

: A bisexual hero described as "sexually fluid" and "unconventional". He is a man of significant power with a dark, traumatic past that is fully explored in this installment. Their Master by S.M. LaViolette

: Moira is not who she seems; she has entered Smith's life specifically to destroy him as part of a long-held revenge plot. : As their arrangement deepens, Smith must choose

: It deals with heavy subject matter, including "battered-childhood" trauma and complex ethical dilemmas. : Moira is not who she seems; she

The story centers on , a wealthy and powerful man who has been a recurring figure throughout the series.

Their Master is the fifth book in the Victorian Decadence series by S.M. LaViolette (a pen name for Minerva Spencer). This erotic historical romance explores complex power dynamics, revenge, and polyamory in 19th-century England.