In THE FABLE: The Killer Who Doesn't Kill, a skilled killer known as The Fable tries to leave behind his violent past and live a normal life. However, he is soon forced to confront his past when he is targeted by a mysterious girl and becomes entangled in a dangerous web of crime and violence. As he fights to protect himself and those he cares about, The Fable must rely on his deadly skills to survive.

A skilled hitman, known as The Fable, is sent to Osaka to eliminate targets for the mafia. He must navigate through various challenges and encounters, all while trying to keep his true identity hidden.