Helpful Score: 1
1st book in the series. Joe is a serial killer who works at the police department as a cleaner. Feigning slowness he embeds himself into the investigation of his crimes. He has to work to find someone who is copycatting him. Along the way his co-worker Sally won't leave him alone, a sexy woman enters his life, & his mother won't quit irritating him. Killing more people to frame the copycat becomes his night time work. Cleverly written.