Seduction in Death (In Death Series #13) by J. D. Robb, Nora Roberts
From #1 New York Times bestselling author J. D. Robb comes a tantalizing novel in the futuristic In Death series, as Detective Eve Dallas searches for a Casanova killer with a deadly appetite for seduction...
**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 a street value of a quarter million dollars.