Katie closed her eyes for a moment. She was starting to feel disgusted just by thinking of Oliver with that man. Sam seemed nice...or whatever but he was a muggle! They had a place. They could be dangerous and unpredictable.
She knew that Demelza had a point. Oliver was living a lie and being in the position that he was...the lie needed to be purged. She didn't want to cover it up. That would only make things worse. Especially if it came out later. She would feel like a traitor if she knew of this and did nothing.
"Don't worry, it will happen. I'll write something up."