Okay, so there's precedence. Good. Now he has to think about how to phrase this properly.

"Maria, I believe Minako is... a good witch. But something terrible has gotten into her head and making her do bad things she believes are good. She believes killing people is helping, but she is still killing people." He swallowed. "Like Suz -- like Haruhi."

He pushed his glasses up. How else could he convince her... "Has... Shigetsuna ever been known to do bad things to people?"