From Clementine author Sara Pennypacker, this is a poignant middle-grade novel about two foster children who must find a way to work together in order to survive. Eleven-year-old Stella misses her (unreliable) mom, but she loves it at great-aunt Louise's house. Louise lives on Cape Cod, where Stella hopes her mom will someday come and settle down. The only problem? Angel, the foster kid Louise has taken in. The two girls live together but...