The Principal's Deception

!The Principal's decision to create a murderous police state was bad, but otherwise, how did she tamper with the communions? As far as I could tell, everything that Watcher witnessed is true to our best knowledge. Iris was often cruel, she did abuse, traumatize, and kill her children, and she did doom them all to the virus. All the things Watcher wanted her dead for were true. Am I missing something?!<