When thirteen-year-olds Jonah and Chip, who are both adopted, learn they were discovered on a plane that appeared out of nowhere, full of babies with no adults on board, they realize that they have uncovered a mystery involving time travel and two opposing forces, each trying to repair the fabric of time.

"Michael Morn is a supervillain-in-training and the adoptive son of the brilliant criminal mastermind whose sense of right and wrong is thrown into question when a new superhero arrives in town"--

Firm in her belief that her missing parents will return to the bombed-out circus camp where she lives with a group of "leftover" children, ten-year-old Babo has no desire to leave her war-torn country.

Raised in an Italian orphanage in the years following World War II, a biracial girl named Susanna and her best friend Pina want to be adopted but fear being separated.

Upon her mother's death, eleven-year-old Wavie Conley must go live with a scheming aunt in the Kentucky town her mother left behind.