[ Tokyo Revengers x Fem!Reader ] It was just a deal made by an Isekai'd actress and a time leaper. [ Y/N ] have to play the part as Takemichi's older sister and help him prevent the upcoming deaths and destined future of the hero's friends and lover. In exchange, Naoto and him will find a way to bring her back to her own world permanently. Following and basing while rewriting the plot, preventing fights and deaths, could [ Y/N ] and Takemichi seal their deal now that the characters are the one changing their own destiny? Will [ Y/N ] be able to go back? Will Takemichi be able to save everyone? Or it'll end up like the destined future, probably by far more worse?