Thalia Grace

Thalia Grace is a character in Percy Jackson: Sea of Monsters. She is the daughter of Zeus and the cousin of Percy Jackson.

Thalia was turned into a pine tree by her father to save her. Her tree protected the borders of Camp Half-Blood But it was poisoned by Luke Castellan. Percy Jackson, Tyson, Clarisse LaRue, Grover Underwood, and Annabeth Chase went on the quest of the Golden fleece, which they need to heal her before the tree dies. Though the quest is a successes, the fleece does more than heal Thalia, but restores her human form. Percy is left wondering who will raze or preserve Olympus, him or Thalia