Monster, Vol. 4: The Perfect Edition — Naoki Urasawa

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?