 Jackal finds himself at odds with Ken after Jackal's gang invades Bat's home village and kills his adoptive mother, Toyo.Kenshiro follows Jackal's trail, wasting several of his thugs, including Jackal's second-in-command voiced by Kōji Totani in the TV series and Takeshi Aono in the 1986 movie.Eventually Ken catches up with Jackal at Villainy Prison, a rundown jail which was once used to hold the worst of the worst criminals.