The awakening of Alice

"When I have finished with you, sweet icy girl," Stefan said grimly,
"Damoskinos will have the anguish of knowing that you have
endured the ultimate at my hands!"

Alice Sheldon was trapped on a lonely island in the Aegean,
kidnapped by a man intent on avenging the murder of his fiancee.
Haunted by the ghost of a tragic love, he meant to make Alice his
instrument of revenge.

How could she convince him that Damoskinos didn't even know of
her existence?