Chapter 9 opens like the previous chapters - with a handful of cutscenes setting up the story. You'll also gain access to the Survive Bar's upstairs area which allows you to heal up using the Recovery ...
Chapter 5 opens with some extended cutscenes and introduces you to Saeko Mukoda - Nanoha’s twin sister, who joins your party afterwards as you all set out to uncover what really happened to Nonomiya.