Percy and his mom dodge it, but Grover is too slow and the Minotaur charges him.
Percy learns that Camp Half-Blood is a place for demigods like him. He also learns that the director of the camp is the god Dionysus.
His father is Poseidon, the god of the sea, and his mother is the mortal Sally Jackson.
First introduced in The Lightning Thief as a troubled twelve-year old who finds out that he is a demigod, Percy goes on many adventures in the series to save his friends and the gods of Mount Olympus.
Percy and Annabeth decide to go also, not just for the Golden Fleece, but for their friend Grover who is trapped in Polyphemus' cave.
Tyson, a young Cyclops whom Percy befriended at school that year, joins them on their journey.