Recruited by a clandestine police organization, "K" must stop a plot by student radicals to create anarchy in Japan. Armed with a hi-tech steel yo-yo, and a new name (Asamiya Saki), she must infiltrate an elite high school to find the terrorists but finds an even more sinister plan is about to unfold.
Yo-Yo Girl Cop (2006) (Aya Matsuura) Original HQ DVD trailer (Japanese audio, English subtitles)