▁their ▁roles ): ▁A ki ra ▁chose ▁the ▁dark ▁path ▁and ▁joined ▁a ▁Y aku za ▁gang , ▁while ▁Ch ia ki ▁st riv ed ▁to ▁become ▁the ▁young est ▁member ▁of ▁the ▁Japanese ▁Diet . ▁As ▁surv iv ors ▁of ▁the ▁Camb od ian ▁killing ▁fields , ▁the ▁two ▁characters ▁developed ▁an ▁un match ed ▁ag gression ▁and ▁surv ival ▁instinct s , ▁helping ▁them ▁to ▁achieve ▁their ▁common ▁ult imate ▁goal : ▁making ▁Japan ▁their ▁own ▁san ctu ary . ▁ ▁The ▁story ▁starts ▁with ▁Ho jo ▁as ▁a ▁minor ▁mob ▁b oss ▁and ▁As ami ▁as ▁a ▁political ▁ad visor . ▁The ▁plot ▁first ▁focus es ▁on ▁their ▁rise ▁to ▁positions ▁of ▁greater ▁power . ▁ ▁Ho jo ' s ▁rise ▁is ▁decided ly ▁quick er ▁than ▁As ami ' s , ▁whose ▁struggle ▁to ▁get ▁to ▁the ▁top ▁last s ▁the ▁entire ▁m anga . ▁ ▁Ho jo ▁is ▁a ▁Y aku za ▁Don ▁by ▁book ▁ 2 . ▁ ▁The ▁story ▁then ▁follows ▁his ▁attempts ▁to ▁gain ▁control ▁over ▁the ▁entire ▁Y aku za ▁while ▁secret ly ▁p aving ▁the ▁way ▁for ▁them ▁to ▁become ▁a ▁legit imate ▁enter prise . ▁ ▁As ami , ▁mean while , ▁must ▁try ▁to ▁enter ▁the ▁Diet ▁by ▁forming ▁his ▁own ▁party ▁that ▁represents ▁the ▁younger ▁people ▁of ▁Japan . ▁ ▁He ▁is ▁constantly ▁opposed ▁by ▁the ▁current ▁Diet men , ▁who ▁are ▁ag ing ▁polit icians ▁intent ▁on ▁holding ▁onto ▁power ▁( o ften ▁considered ▁to ▁be ▁a ▁thin ly