Better in the Dark
By Chelsea Quinn Yarbro, 1993
Series: Saint-Germain Chronicles

Eighth in the series. "Washed ashore after a shipwreck near Lubeck in the tenth century, Saint-Germain owes his survival to the valiant Randegonda, and his near-destruction to her sister-in-law, Pentacoste." (summary from the Chelsea Quinn Yarbro site)

Paperback Info: ISBN 0312859783, Tor Books (available)

More by Chelsea Quinn Yarbro: The Olivia Series, Sisters of the Night