▁enemies ▁of ▁the ▁state . ▁ ▁Prior ▁to ▁the ▁main ▁events ▁of ▁the ▁story , ▁F ung ▁Nam ▁T in ▁raised ▁and ▁trained ▁a ▁tal ented ▁prote ge , ▁Ch u ▁Che ung ▁Sing ▁( K enn eth ▁Ma ). ▁A ▁tal ented ▁investig ator ▁and ▁strong ▁mart ial ▁artist , ▁Che ung ▁Sing ▁was ▁to ▁be ▁gro omed ▁to ▁become ▁the ▁next ▁commander ▁of ▁the ▁b ureau ; ▁Che ung ▁Sing ▁ends ▁up ▁leaving ▁the ▁ag ency ▁due ▁to ▁differences ▁with ▁F ung ▁Nam ▁T in . ▁Che ung ▁Sing ▁was ▁secret ly ▁under cover ▁to ▁expose ▁a ▁tri ad ▁gang ▁led ▁by ▁Sou ▁Fu . ▁After ▁Che ung ▁Sing ▁had ▁Sou ▁Fu ' s ▁gang ▁arrested , ▁he ▁and ▁Nam ▁T in ▁had ▁a ▁dispute ▁over ▁handling ▁the ▁fate ▁of ▁Sou ▁Fu ' s ▁family . ▁He ▁res igned ▁to ▁live ▁a ▁simple ▁and ▁peace ful ▁life ▁and ▁eventually ▁married ▁his ▁bel oved ▁T ou ▁Fa ▁( S el ena ▁Li ). ▁T ogether ▁with ▁T ou ▁Fa , ▁Che ung ▁Sing ▁spent ▁the ▁next ▁de cade ▁being ▁a ▁support ive ▁husband ▁and ▁help ▁run ▁their ▁ta vern ▁until ▁the ▁b ureau ▁came ▁looking ▁for ▁him . ▁ ▁In ▁between , ▁F ung ▁Nam ▁T in ▁continues ▁to ▁maintain ▁his ▁b ureau ▁and ▁rec ru ited ▁some ▁tal ented ▁const ables ▁to ▁his ▁service . ▁Ma ▁Ch uen ▁K ung ▁( Power ▁Chan ), ▁Ng au ▁D ai ▁L ik ▁( Pierre ▁N go ), ▁and ▁Ye ung ▁Mau ▁( Lin