Kohaku

(She sits on a stone bench in her garden on the roof of a skyscraper in Tokyo, on a moonlit night, looking down on the bright lights of the city. Suddenly, she hears quiet steps behind her. She wheels around, one hand on the hilt of her beautifully engraved katana, to face the mysterious stranger approaching her) I don't know who you are, or how you got past my guards to make it all the way up here... but if you value your life at all, show your face and identify yourself. Now!