 The information was used so that the Wolves, who were really robots disguised as monsters, could locate the children and take them into the Thunderclap.Andy's sinister nature was uncovered by Jake Chambers, who hid in an ancient control center and overheard Andy talking to Ben Slightman Sr. about the Wolves.Andy claimed he didn't know much about the Wolves (under Directive Nineteen), but he always told the townsfolk when they were coming a month in advance.