Quotes: Ninja Maid

Now I understand. That maid is a killer robot from the future. The difference is that we don't have Schwarzenegger.
Rock, Black Lagoon, about Roberta

"The maid has spirit!"
Son of Mine on Martha, Doctor Who

Disguising yourself under an assumed name and thoroughly and easily completing the job given to us - you could say maids are the modern day ninja!
— Kawara Ryouta, Hatoful Boyfriend