Middlemist trilogy

"Lady Gemma Ashbourne seemingly has it all. She's young, gorgeous, and rich. Her family was Anointed by the gods, blessed with incredible abilities. But underneath her glittering fȧade, Gemma is deeply sad. Years ago, her sister Mara was taken to the Middlemist to guard against treacherous magic. Her mother abandoned the family. Her father and eldest sister, Farrin--embroiled in a deadly blood feud with the mysterious Bask family--often forget Gemma...