Boogiepop Phantom

This episode mainly revolves around Nagi Kirima, yet is told from the POV of Ichiro Kishida. He knew Nagi in the past, but he adopted a new alias and reentered her life as Ichiro Kishida. They go on a mission to stop the Manticore, a flesh eating shape shifter. They run into Boogiepop Phantom, who destroys the Manticore. However, the Manticore isn't gone forever...