Rachel Elizabeth Dare is one of the main characters in the book series Percy Jackson and the Olympians and it's sequel series The Heroes of Olympus. She is a mortal girl who befriends Percy Jackson but unlike most mortals in the series, Rachel is clear sighted meaning she can see through the Mist and see things for what they really are. In the final Percy Jackson book The Last Olympian, she becomes the new Oracle at Camp Half-Blood. She first appeared in The Titan's Curse, and has appeared or at least been mentioned in every book aside from The Son of Neptune.