ver ▁as ▁secondary ▁characters . ▁▁ ▁Un like ▁the ▁Per cy ▁Jackson ▁& ▁the ▁Olymp ians ▁series ▁which ▁uses ▁first - person ▁narr ation ▁sole ly ▁from ▁Per cy ' s ▁point ▁of ▁view , ▁the ▁second ▁series ▁is ▁told ▁in ▁third - person , ▁with ▁the ▁point ▁of ▁view ▁altern ating ▁between ▁various ▁main ▁characters . ▁In ▁The ▁Lost ▁Hero , ▁those ▁characters ▁are ▁Jason , ▁Pi per , ▁and ▁Leo . ▁Although ▁initially ▁uncertain ▁how ▁fans ▁would ▁react , ▁Ri ord an ▁later ▁found ▁that ▁they ▁enjoyed ▁the ▁new ▁format , ▁as ▁it ▁allowed ▁them ▁to ▁learn ▁more ▁about ▁each ▁character . ▁ ▁Ri ord an ▁says ▁that ▁" it ▁was ▁my ▁way ▁of ▁letting ▁them ▁revis it ▁that ▁world ▁in ▁a ▁fresh ▁tw ist , ▁but ▁also ▁to ▁catch ▁up ▁with ▁Per cy ▁and ▁An nab eth ▁and ▁the ▁rest ▁of ▁the ▁gang ▁from ▁the ▁first ▁series ". ▁He ▁also ▁decided ▁to ▁include ▁the ▁Roman ▁gods ▁after ▁many ▁readers ▁requested ▁that ▁Ri ord an ▁write ▁a ▁new ▁series ▁on ▁Roman ▁gods , ▁who ▁are ▁the ▁Roman ▁equivalent ▁of ▁the ▁Greek ▁gods , ▁with ▁some ▁minor ▁changes ▁in ▁person ality . ▁He ▁p onder ed ▁on ▁how ▁the ▁Roman ▁aspect ▁of ▁the ▁gods ▁would ▁be ▁after ▁moving ▁from ▁Greece ▁to ▁Rome ▁to ▁America . ▁After ▁a ▁while , ▁" play ing ▁with ▁that ▁idea ▁gave ▁me ▁the ▁idea ▁for ▁the ▁new ▁series ". ▁ ▁Publishing ▁history ▁The ▁Lost ▁Hero , ▁the ▁first ▁book ▁in ▁the ▁Hero es ▁of ▁Olymp us ▁series