Set in Japan in 1996. You are a hitman hired by an unknown contractor overseas to kidnap a boy named Denji, the Chainsaw Hybrid. However you also got other assassins to look out for that may seek to out kill you and or seeking your same targets such as the "Immortal Brothers", Santa, Reze, Quanxi, Katana Man & Akane. And avoid the attention of the Japan gov, USA, USSR, CCP, Yakuza, Public Safety and the Police. And the devils that sometimes wreck havoc