Vicky has always felt responsible for her mentally disabled twin sister, Rhianna, and their feisty little brother, Jamie. So when the foster care system threatens to split them up, they all run away together, heading for a distant relative's home. After a difficult journey, they arrive-only to find strangers living there. With nowhere else to go, they hide in a cave, and must survive by their wits. By the end of their adventure, Vicky is surprised...