"They lured Minerva to The Burrow, for one last hurrah," Harry spat out. "Ron was fast becoming the poster child for Riddle's insane magical purification regime, Ginny on the verge of spawning her first abominable child by him. Once they were exposed to the public, they wouldn’t be able to fool naive innocents about their true natures anymore ... and the Ratway would cease to serve them.