Zenki feels curiously drawn to Kayore — she isn't normal, he insists. Meanwhile, Chiaki is attracted to the charming Xenne. Now that all four of them are attending Chiaki's high school, she can sense something evil in the streets at night. As Chiaki and Zenki investigate, Zenki's suspicions about Kayore are validated, Xenne's perceptions are a little too keen, and Zenki slowly becomes more aware of Chiaki's secret feelings.