Characters in The Demigod Diaries

Percy Jackson

Stars with Annabeth in 'The Staff of Hermes,' recruited by the messenger god.

Also in The Son of Neptune, The Mark of Athena, House of Hades, The Blood of Olympus

Luke Castellan

Narrates the opening prequel story set years before The Lightning Thief, alongside Thalia.

Leo Valdez

Leads the comic Heroes of Olympus story chasing the runaway furniture Buford.

Also in The Lost Hero, The Mark of Athena, The Blood of Olympus