Khione is a minor goddess of snow. She appears in The Lost Hero and briefly in The House of Hades. In The Lost Hero, she was an antagonist and same in The House of Hades. In The Lost Hero, she tries to kill Jason, Piper and Leo, but is stopped. She tries a second attempt but also fails. In The House of Hades, she tries to stop The Argo II using a blizzard.