Answer :

Percy fights Medusa and cuts off her head. Pervy fights echidna and her rabid fire breathing poisonous dog Chimera, and dives out of the St. Louis arch into the river. Percy fights Procrust es the Stretcher and cuts his head off. He also gets magical pearls for the Nereid
percy jackson kills the minotoar,his mom gets captured,he wins against ares,he kills medusa,fights echidnas chermera,meets a neried and gets 3 pearls,and luke betrays him.