And a man’s foes shall be they of his own household. 
—Matthew 10:36

This is how they pray: a dozen clear-eyed, smooth-skinned “brothers” gathered together in a huddle, arms crossing arms over shoulders like the weave of a cable, leaning in on one another and swaying like the long grass up the hill from the house they share. The house is a handsome, gray, two-story colonial that smells of new carpet and Pine-Sol and aftershave; the men who live there call it Ivanwald. At the end of a tree-lined cul-de-sac, quiet but for the buzz of lawn…