Order on Its Own: War

Read The Lone Hero trilogy, Order on Its Own and Order on Its Own: Deceased Love, before reading this. AU: It's been 4 years and Dick and Zatanna are having trouble having a baby. But, that's the least of their problems when there's an alien invasion of seemingly unstoppable sentinels! Then, Zatanna gets teleported to another planet! Time to save the world - again. Pairing: Chalant