od , ▁sending ▁a ▁magic ▁scroll ▁ahead ▁to ▁let ▁his ▁friends ▁know ▁he ' s ▁alive . ▁When ▁he ▁does ▁arrive ▁at ▁camp ▁( at ▁the ▁end ▁of ▁The ▁H idden ▁Oracle ), ▁everyone ▁lines ▁up ▁to ▁s lap ▁him ▁for ▁keeping ▁them ▁wor ried ▁so ▁long . ▁As ▁Leo ▁is ▁included ▁in ▁the ▁prop he cy ▁of ▁the ▁Gro ve ▁of ▁D od ona , ▁he ▁and ▁Cal y ps o ▁accept ▁the ▁task ▁to ▁accomp any ▁Apol lo ▁on ▁his ▁qu ests ▁in ▁The ▁Dark ▁Prop he cy , ▁at ▁the ▁end ▁of ▁which ▁he ▁announ ces ▁that ▁he ▁and ▁Cal y ps o ▁will ▁be ▁living ▁at ▁the ▁Way station ▁and ▁leading ▁an ▁ordinary ▁life . ▁When ▁the ▁prop he cy ▁of ▁Tro phon ius ▁requires ▁that ▁someone ▁must ▁warn ▁Camp ▁Jup iter ▁from ▁an ▁invasion , ▁Leo ▁does ▁the ▁task ▁alone . ▁ ▁Pi per ▁Mc Le an ▁Pi per ▁Mc Le an ▁is ▁a ▁daughter ▁of ▁A ph rod ite ▁and ▁the ▁famous ▁actor ▁Tr istan ▁Mc Le an . ▁She ▁is ▁fifteen ▁in ▁The ▁Lost ▁Hero . ▁Un like ▁most ▁children ▁of ▁A ph rod ite , ▁Pi per ▁is ▁not ▁particularly ▁concerned ▁with ▁beauty ▁or ▁fashion . ▁Pi per ▁is ▁Ch ero kee ▁on ▁her ▁father ' s ▁side . ▁She ▁has ▁tan ▁skin , ▁eyes ▁that ▁change ▁color ▁constantly , ▁and ▁cho ppy ▁car am el / ch oc olate - color ed ▁hair ▁which ▁she ▁cut s ▁herself . ▁She ▁is ▁sl im ▁build