Gem has never known what it is to have security. She's never known an adult she can truly rely on. But the one constant in her life has been Dixie. Gem grew up taking care of her sister when no one else could: not their mother, whose issues make it hard for her to keep food on the table, and definitely not their father, whose intermittent presence is the only thing worse than his frequent absence. Even as Gem and Dixie have grown apart, they've always...