▁powerful ▁Dragon ▁Call er , ▁constantly ▁coming ▁across ▁A ce ▁( not ▁as ▁an ▁ant agon ist , ▁though ) ▁and ▁who ▁bel ieves ▁that ▁it ▁is ▁the ▁Drag ono ids ▁that ▁will ▁save ▁the ▁planet . ▁ ▁The ▁series ▁mainly ▁follows ▁the ▁reason ▁of ▁Drop ▁Imp act s , ▁A ce , ▁his ▁friends ▁and ▁many ▁others ▁are ▁trying ▁to ▁figure ▁out ▁the ▁cause ▁of ▁the ▁Drop ▁Imp act ▁and ▁to ▁save ▁the ▁planet . ▁Meanwhile , ▁they ▁also ▁need ▁to ▁face ▁Drag ono ids ▁at ▁Drag o za , ▁who ▁are ▁suppress ing ▁Hum ans , ▁bel ieving ▁that ▁their ▁race ▁should ▁be ▁the ▁only ▁ones ▁in ▁Drag o za , ▁the ▁only ▁ones ▁who ▁should ▁be ▁Dragon ▁Call ers ▁and ▁the ▁only ▁ones ▁who ▁can ▁save ▁the ▁planet . ▁ ▁Char acters ▁ ▁Main ▁Char acters ▁ ▁The ▁main ▁protagon ist ▁of ▁the ▁series . ▁Rena ▁and ▁King ' s ▁son . ▁A ▁justice - orient ed ▁boy ▁whose ▁father ▁left ▁him ▁myster iously ▁some ▁time ▁ago . ▁Am i able ▁and ▁kind - heart ed , ▁he ▁see ks ▁to ▁become ▁the ▁best ▁Dragon ▁Call er ▁and , ▁eventually , ▁see ks ▁to ▁defeat ▁Domin ion . ▁At ▁first , ▁he ▁doesn ' t ▁get ▁along ▁with ▁L ance , ▁respect ing ▁the ▁white - ha ired ▁boy ▁but ▁referring ▁to ▁him ▁as ▁a ▁" show - off " ▁several ▁times ▁during ▁the ▁first ▁few ▁episodes . ▁But ▁later , ▁with ▁his ▁own ▁powers ▁growing ▁stronger , ▁he ▁becomes