Seduction in Death by JD Robb Nora Roberts - Eve Dallas 13

SEDUCTION IN DEATH by J.D. ROBB (aka NORA ROBERTS)
In Death paranormal futuristic mystery/thriller book 13

Dante had been courting his victim in cyberspace for weeks before meeting her in person. A few sips of wine and a few hours later, she was dead. The murder weapon: a rare, usually undetectable date-rape drug with the street value of a quarter of a million dollars. Lieutenant Eve Dallas is playing and replaying the clues in her mind. The candlelight, the music, the rose petals strewn across the bed-a seduction meant for his benefit, not hers. He hadn't intended to kill her. But now that he has, he is left with only two choices: He can either hole up in fear and guilt, or he can start hunting again ....