Annabelle Waters took one last, lingering look at the mechanized lovebirds in their velvet-lined delivery box, then closed the lid. “I’m attached to all my creations.” “Let me rephrase,” her brother said. “You are especially attached to these.” She met her twin’s blue-eyed stare. “Have you any notion of how difficult it was to calibrate the resonance frequencies so that if one should fail the other will also?” “They are your best work yet,” Thomas agreed. “But that isn’t why you favor them so, and we both know it.” Annie looked at the empty birdcage in the corner of her workroom, then shifted her attention to the clock on the mantle. With a sigh, she pulled the safety goggles off the top of her head and ruffled her short cap of dark curls. “I have to make myself presentable.” “Allow me to deliver this one.” “The baron asked that I personally demonstrate how they work.