"You just gotta have faith," seems to be the motto of Percy Jackson: Sea of Monsters (2013). It's repeated several times. Faith in what, we don't know - we're dealing with a pluralistic oligarchy of gods, only one of whom is Percy's father. Sure, Percy is the only son, the chosen one, the hero... Percy is the ONLY human son of all THREE of the main Gods (Poseidon, Zeus and Hades). Kind of like Jesus is the ...