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This article contains plot details from the latest books.
The Foster family is the human family that raised and took care of Sophie. They believed Sophie was their biological daughter and did not know that she was an Elf or a Telepath. They no longer remember Sophie however, because they had their memories wiped on Sophie's request. Sophie wanted them to forget her so they wouldn't have to live with the pain of believing their daughter died. (The Elves had planned on faking Sophie's death so that she could come to live with them secretly).
William David Foster (Connor Freeman)
Sophie's dad, becomes Conner Freeman when the elves wash his memory.
Emma Iris Foster (Kate Freeman)
Sophie's mom, becomes Kate Freeman when the elves wash her memory.
Amy Rose Foster (Natalie Freeman)
Sophie's younger sister who liked to tease and annoy Sophie a lot. She has dark hair and dark eyes, much like her parents and unlike Sophie. She is described as popular with average grades, the polar opposite of Sophie when she lived with them. She becomes Natalie Freeman when the elves wash her memory.
Sophie was born and raised by the Fosters. That is, until she turned 12. By this time, she was found by Fitz and had to leave her family and be with her own kind, the elves. Sophie is also the main protagonist of the Keeper books.
Marty is the family's lovable,fluffy, gray cat.
Mr. Foster, Mrs. Foster, and Amy become Connor, Kate, and Natalie Freeman when the Elves wash their memories of Sophie.
Sophie watches her family with her illegal Spyball, given to her by the Black Swan.