"Angela's graduate school days at MIT come to an abrupt end when she uses her hacking skills on another student's computer. Yet her mentor, Eve Abajian, arranges a new beginning for her--as an intern in the FBI's Boston field office. Her new supervisor, Assistant Special Agent in Charge William Keats, one of only two agents in the Northeast to make his rank before the age of thirty, sees in Angela a fellow prodigy. But Angela's skills come with a...

Amos Decker witnesses a murder just outside FBI headquarters. A man shoots a woman execution-style on a crowded sidewalk, then turns the gun on himself. Even with Decker's extraordinary powers of observation and deduction, the killing is baffling. Decker and his team can find absolutely no connection between the shooter--a family man with a successful consulting business--and his victim, a schoolteacher. Nor is there a hint of any possible motive...