Ten-year-old Della has always had her older sister, Suki: When their mom went to prison, Della had Suki. When their mom's boyfriend took them in, Della had Suki. When that same boyfriend did something so awful they had to run fast, Della had Suki. Suki is Della's own wolf--her protector. But who has been protecting Suki? A story about two sisters, linked by love and trauma, who must find their own voices before they can find their way back to each other.