“Sea Oak” is Saunders’s favorite of his own stories, we’ve heard, so because we find it so hard to choose among them, we’ve included it here on his own recommendation. Absurdist and satirical, and including at least one zombie shouting at her housemates to get laid, it’s a weird one. But it’s also concerned with placelessness, with family, with poverty, and like all of Saunders’s stories, has a good, thumping heart under all that darkness and fun-poking.