The story of crystal oakwood

This is a story of Crystal Inez Anne Oakwood. When she was young her parents were killed by a death eater. She lives in an orphanage in america.
Crystal has to suffer the hard wrath of Mrs Carthage, an old widow who works the orphanage. Mrs Carthage has few whom she treats respectably and Crystal is tired of it. She has just turned eleven and a midnight visitor has come to well, visit.
Join Crystal as she discovers herself and maybe even true love.