Naoki Urasawa's monster. Volume 5, After the carnival / story and art by Naoki Urasawa ; [English adaptation, Agnes Yoshida ; translation, Hirotaka Kakiya].
First published by Shogakukan Inc. in Japan as "Monster" in 1995; this edition contains new and adapted artwork and text.
Summary
Having reached the conclusion that Johan suffers from multiple personalities, Tenma recruits the help of expert criminal psychologist Rudy Gillen, but Dr. Gillen soon suspects that Tenma himself is the killer with the split personality rather than Johan.