From the Moon with Love: a Trilogy: Book One: Moon Guests

"Zola loves talking to the Moon every night, convinced that a Moon friend is responding. She is right. Luna, the Moon girl, also waves down every night, not knowing that Zola cannot see her. Neither realizes the role they and their families are about to play in the Great Restoration after the Great War. What transpired on Zola's birthday? Are the Earth and Moon families ready for a great quest?"