This work is adapted from the manga of the same name "Killer Fable" by Minami Katsuhisa, starring Junichi Okada. "No matter how strong the enemy is, he can be killed within 6 seconds" is a genius killer "Fable" (Junichi Okada), who is ordered by his boss to live in seclusion in Osaka for a year and cannot kill anyone during this period. So he changed his name to Sato Akira and moved to Osaka with his partner Sato Yoko (Fumino Kimura) who disguised himself as his sister. There he met an ordinary woman Misaki Shimizu (Mizuki Yamamoto) for the first time, and should have started his normal daily life, but...