Wiper

"Lula Nomi is a Wiper--a private detective who guarantees complete discretion. A memory wipe after every job sees to that. When she's hired by enigmatic robot Klute she thinks the case is the answer to all her problems. But there's something oddly familiar about Klute--and the more she investigates the disappearance of journalist Orson Glark, the more she suspects that he's somehow connected to her own past"--