When a young couple realizes that something is missing in their lives, they go on an epic adventure, hoping to find whatever it is that will make them feel whole. After searching the busiest cities, tallest mountains, and deepest oceans, they start to lose hope of ever finding that missing piece . . . but when they learn that they are going to have a baby, they realise that this was what they'd been searching for all along. This is a lovely rhyming story, illustrating how important children are to their parents, perfect for families expecting a new addition.