Perseus "Percy" Jackson is a 16-year-old demigod, the son of the mortal Sally Jackson and Poseidon, God of the Sea and Earthquakes. He used to live in New York City and spend his summers at Camp Half-Blood, now he lives on the cruise ship Princess Andromeda, headquarters of Kronos army. Sassy and deeply sarcastic. His defining characteristic is his unwavering loyalty. Beneath his surface of impudence lies a persistent insecurity. He has ADHD and dyslexia. He has hydrokinesis (power over water). 