Alex Cross: Cross Justice By James Patterson

When his cousin stands accused of a terrible murder, veteran Washington D.C. detective Alex Cross returns to his North Carolina hometown for the first time in thirty years.

As he strives to prove his cousin's innocence amid small-town corruption and prejudice, Cross unearths a family secret that makes him question everything he thought he knew. 

Chasing the ghosts of the past, Cross is pulled into a case baffling local police: a grisly string of murders, all of socialites. Hot on the trail of a brutal killer as well as his own past, Cross knows the answers he finds might be fatal…