Book 1

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Everyone faces uncertainty at some point in their lives. Even a brilliant surgeon like Kenzo Tenma is no exception. But there's no way he could have known that his decision to stop chasing professional success and instead concentrate on his oath to save peoples' lives would result in the birth of an abomination. The questions of good and evil now take on a terrifyingly real dimension. Years later, in Germany during the tumultuous post-reunification period, middle-aged childless couples are being killed one after another. The serial killer's identity is known. The reasons why he kills are not. Dr. Tenma sets out on a journey to find the killer's twin sister, who may hold some clues to solving the enigma of the Monster.

Book 2

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Dr.Tenma has fallen into a trap set by Johan and is now wanted by the police as a serial killer. While narrowly evading the police dragnet, Tenma pursues Johan in an attempt to prove his own innocence and prevent another murder, edging closer to the Monster by tracing his secret past.

As the only person who knows what Johan is, Tenma searches for Nina, who has been captured by neo-Nazis. His investigation leads him to uncover a horrific fact: the ultra-rightists are conspiring to set Johan up as a second Adolf Hitler!

Book 3

Could Johan have a dual personality, like Jekyll and Hyde? Tenma calls on Dr. Gillen, an authority on criminal psychology, to psychoanalyze Johan. But Dr. Gillen secretly concludes that is not Johan but Tenma who has committed all the serial murders. Dr. Gillen then tries to lure Tenma into various traps, intending to use him in his own experiments.

Karl, a student at Munich University, visits a blind billionaire every week to read books to him as a way to pay for school. One day he encounters another young man named Johan who had once done the same job for the billionaire. From that point on, strange events continue to befall Karl. Who is this young man named Johan? Is he the Johan that we know?

Book 4

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Schwald, the most influential person in the state of Bayern, now trusts Johan fully and makes him his right-hand man. Johan could be setting himself up as the wonder boy of the German financial world.

Meanwhile, a private detective working for Schwald investigates the mysterious events happening around the man and senses something massive and evil lurking behind it all. His investigation pits him against a terrible monster - are Johan's plans going to come to light?

Although Johan knows that Tenma wants to kill him, he pursues a quiet life. But what does he see in a children's book that suddenly causes him to burst into tears?

Book 5

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Once upon a time, there lived a monster without a name. He wanted a name very badly. So one day he made up his mind to set out on a journey to find a name. How could this strange Czech children's story have upset Johan so much? Does the book hold any clues to the mystery of Johan's birth? One mystery leads to another as events unfold. The border police spot Tenma when he tries to smuggle himself into the Czech Republic to look for Johan's mother. With the help of Grimmer, a freelance journalist, Tenma manages a narrow escape. Though the two men part without discussing what brought them together, Grimmer is also deeply interested in the same thing Tenma is looking for-511 Kinderheim, which once existed in East Germany. The story moves to the streets of Prague…

Book 6

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Tenma learns that ten years ago, a woman lived in an old apartment house in downtown Prague with twin children, above a sign with three frogs. The neighbours also tell him about the Czech secret police and a questionable fire. Could the twins have been Johan and Anna? Meanwhile, Suk, a young detective in the Prague Police Department, meets a beautiful young woman named Anna in a bar. Suk also crosses paths with Tenma as a new terror looms over them. BKA chief inspector Lunge, now convinced of Johan's involvement in the serial murders, comes to Prague to find out what Johan really is. He learns that an agent of the Czech secret police created the strange picture book The Nameless Monster, which seems to have deeply affected Johan in his childhood. Lunge manages to locate the Red Rose Mansion that inspired the author of the book. There, behind a thickly plastered wall, he discovers an old door and the true horrors that lay behind it!

Book 7

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Although Eva bears an unfathomable hatred for Tenma, she is the only person who can testify as a witness to prove his innocence. She stubbornly refuses to do so until a discussion with Dr. Reichwein brings back old memories of her time with Tenma. With those thoughts come memories of three gunshots, and that it was Johan who Eva saw that night! Meanwhile the evil hand of Robert inches steadily closer to Eva with the intent to kill… Tenma, Nina and Johan all find themselves heading for the one place that holds the key to the mystery - the Red Rose Mansion. What really happened there and why? Who is Franz Bonaparta? Will the secret of the birth of the Monster ever be revealed?

Book 8

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.

Book 9

Johan is a cold and calculating killer with a mysterious past, and brilliant Dr. Kenzo Tenma is the only one who can stop him! Conspiracy and serial murder open the door to a compelling, intricately woven plot in this masterwork of suspense.