To Anna, I think that Chaucer paints no one person as the worst sinner, but that each social class is made up of people who each possess a sin of their own. He does this in his descriptions of the church, when he mentions the greed of the Pardoner and the pride of the Prioress (she should be a holy woman, not concerned with her appearance and social class, but she is). He speaks negatively of the wealthy class, highlighting the sloth of the Man of Law (who pretends to be busier than he actually is) and the lust of the Squire (who "loved so passionately" he barely slept). Basically, in Chaucer's eyes, depravity is rampant, and everyone is capable of being corrupt. Yes, the king and the aristocracy made up a class of sinners, but I'm not sure I agree that he portrayed the King as the biggest sinner of them all, especially because there was no reference to a king in the prologue.