Saya informs Red Shield about the phantom.  Riku and Kai become involved with some children when Riku takes a liking to a one-legged girl named Mui.  He helps her buy a metal detector for finding duds but, when he realizes what he's done, Kai and Riku go to talk her out of it.  Riku and Mui seem to have an ability to hear a sounds that the Cinq Flèches Group broadcasts and are kidnapped.