I think this is sometimes called "The End of Ryo Saeba". Kaori is chloroformed by a thug in sunglasses. For most of the clip we see her eyes as she struggles to stay awake. The scene is quite long. Eventually her eyes close as she passes out. Pretty good scene! Full title: City Hunter Special: Kinkyû namachûkei!? Kyôakuhan Saeba Ryô no saigo