Raina can't wait to be a big sister. But once Amara is born, things aren't quite how she expected them to be. Amara is cute, but she's also a cranky, grouchy baby, and mostly prefers to play by herself. Their relationship doesn't improve much over the years, but when a baby brother enters the picture and later, something doesn't seem right between their parents, they realize they must figure out how to get along. They are sisters, after all. Raina...

Having moved to the coast of Northern California for the sake of her little sister, Maya, who has cystic fibrosis, Cat is disappointed to learn that her new town is inhabited by ghosts, while Maya sets her heart on meeting one.