This riveting mystery finds Private Investigator John March descending into Manhattan's dark and scandalous underworld to help a member of his own family. David March, John's brother, has been having affairs with anonymous women he meets on the internet. Now one of these women is stalking him. David knows her only as Wren. She, however, knows everything about David--and she's threatening to tell his wife and colleagues, ruining his life. With his...