Monster was the suspense/thriller anime that took the community by storm during the mid-2000s. Adapted from the Naoki Urasawa mang of the same name, the story focused on a conflicted Dr. Tenma reuniting with a young boy he once saved years ago, only he has since become a conspiring, mass murderer. Tenma hunts the streets of Europe, looking for the boy and a means of finding peace or solace in his actions, all while evading police, who believe Tenma is the serial killer.
Source：https://www.cbr.com/monster-disturbing-johan-quotes/
