Olympian, Hestia reveals to Percy that Luke's mother, May Castellan, was a mortal woman blessed with the rare ability to see through The Mist, a magic substance that keeps mortals from seeing the Gods. Because of this gift, she attempted to become the new Oracle of Delphi, but was rejected. Chiron inferred that the Spirit of Delphi rejected her because she had already given birth to a child, and the Oracle was supposed to be a virgin (in reality it was due to the Curse of Delphi placed upon the former Oracle by Hades still being active). She survived her encounter, but became mentally unstable, seeing small pieces of Luke's future. Maurice and Eddie – Two employees of Kindness International Humane Animal Transport, encountered by Percy, Annabeth, and Grover in The Lightning Thief. Mr. and Mrs. Faust — Ruby Kane's parents, Carter and Sadie's maternal grandparents. They live in London. The two shun the magical world and take custody of Sadie, blaming Julius Kane for Ruby's death. They raise Sadie in an apparent normalcy but do not like her father or brother. The two are possessed by the gods Nekhbet and Babi in an attempt to test Sadie's resolve when she begins to pursue the Book of Ra. Mrs. Faust, usually called "Gran" by Sadie, is described as frail with curly gray hair, and a terrible cook. "Gramps" is a large, loud former rugby player. Both have been kind to Sadie, though neither is much like their daughter Ruby, her mother. Maria – Nico and Bianca's mother, and daughter of an unnamed Italian diplomat. She died when Zeus struck the hotel she was staying in with lightning in an attempt to kill Bianca and Nico. Melinoe impersonated her to scare Nico. Marie Levesque – Marie is Hazel's mother. She was manipulated by Gaea into helping raise Alcyoneus. She died in 1942 along with Hazel. She was sentenced to the Fields of Punishment but Hazel made a compromise with the judges so they could both be sent to the Fields of Asphodel. In The House of Hades, Hecate reveals that she was Marie's mentor, teaching her magic. Mr. Dare – Rachel's father. He is the very wealthy owner of a land development company, and he first appears in The Last Olympian. Rachel hates her father because of his job, and he supported Rachel and loved her very dearly going to finishing