In a parallel world, in a Renaissance Italy just a little bit different from that we know, a dashing young man named Romulan met a lovely young lady named Iuletta. But between their romance stood the hatred of their feuding families - and a witchcraft that really worked.
Used availability for Tanith Lee's Sung in Shadow
January 1983 : USA Mass Market Paperback
November 2014 : UK Kindle edition
Title: Sung in Shadow
Author(s): Tanith Lee
Availability: Amazon UK