If I remember correctly, she's renting an apartment room nearby the school.
There's a single room next door to Zanoba's that is intended for escorts, but she refused it saying it was too awe-inspiring to stay in a room next to Zanoba-sama.
Rather than a knight, it's more like a commuting wife.
Otherwise, maybe the feeling of a fanatic worshiper.
It kind of feels like if she was told to die she'd gladly cut open her stomach.