Every seventeen years, they come out, and the Order of the Cross goes hunting. We try to stop them before they get started. Sometimes they hatch and wreak havoc, leaving us to come in and mop up. Most of the time, our side is successful… Not one of us counted on Brood X. These guys decided to come out early. Eleven years instead of seventeen. Nancy and I were going about our lives, unaware. Until Percy came and got us.