Annabeth Chase is back! She previously appeared throughout Percy Jackson & the Olympians as Percy's best friend. After getting closer to Percy, she loses him when Hera erases his memories. She appears as the same caring demigod, who calls Percy "Seaweed Brain". She's the daughter of Athena, and her powers include being wise, strategic, and smart. She also takes on the responsibility of leading her friends in dangerous quests. She is one of the Great Seven in the Prophecy.