Stands-by-Herself lives with her grandmother in a buffalo-hide tipi among their Cheyenne people on the Great Plains. Other children make fun of her because she is always by herself dreaming. One day she finds a strange egg-shaped rock and senses there is something special about it. Taking it home, she cares for it as if it were a child, even though the other children mock her. When a terrible drought threatens to wipe out her people, could Stands-by-Herself's...