Karao Saeki

Karao Saeki (冴木 空男, Saeki Karao) is a character and is one of the antagonists of the Tokyo Ghoul series. He's a ghoul that's known for dismembering his victims leaving only their body and acts as a Taxi Driver to hide himself. He's currently a member of the Aogiri Tree.

Early Life
His early life remains a mystery although he had joined the Aogiri Tree at some point in time and was most likely attracted by the ideology of ghoul supremacy that the One Eyed King had. He then became a member of the organization and became a Taxi Driver as a way to blend in with human society.

Events of Tokyo Ghoul
Saeki first appears in :re Chapter 1 during the Torso Investigation. He's seen looking at a small group of CCG Ghoul Investigators who are observing the latest crime scene. He then begins to cradle a headless corpse of one of his victims surrounded by disarray. He has been under investigation for months now by the CCG due to his violent abductions and killings of countless people. He's eventually discovered to have been a Taxi Driver during the investigation and is revealed of how Saeki is very integrated into human society and is mentally unstable and a "picky eater" which is unusual for ghouls in general.