You Can Ask The Flowers
The pendant at her throat pulsed with increasing warmth, its protective magic recognizing the supernatural threat implicit in his words.
"She called it the Eternal Bond," Damien said, his voice carrying disgust that had deepened over the centuries. "A curse woven into the very fabric of our transformation. Any vampire she created would be incapable of sustaining love with anyone but her. Oh, we could feel attraction, even affection, but true love—the kind that transforms and redeems—would always be corrupted by our nature."
"But you escaped," Iris said, though her voice carried uncertainty. "You found Eleanor, built the garden, lived without killing for decades."