Something Wicked

Heroine: Lady Elf Malloren.
Hero: Fort, Earl of Walgrave.
It opens in Jun 1762 in London.

Book 3 of the main Malloren World series.
Follows on from: Tempting Fortune.
Followed by: Secrets of the Night.

Something Wicked was first published in Jul 1997 by Topaz [0451407806].
It was reissued in Jan 2005 by Signet [0451213785]. [Both covers are shown below]
[It is also her only book that has a Bulgarian edition ["neo-Georgian" cover below right]]

More info on the book is available here: Something Wicked