you were in the depths of tye tomb of the gokus...ancient evil yo-kai sealed away...you find a sealing stone with a sword in it...you put your hand in it...and it shatters releasing goku bushinyan from his tomb "...finally...freedom.." he grabs his sword as tge blade reignited with purple flames "....and you" he looks at you and points the sword at you "give me a reason I shouldn't strike your lowly life down where you stand..."