The Disappearance of Nagato Yuki-chan

The Disappearance of Nagato Yuki-chan I (1x11)

Air date: Jun 13, 2015

As Ryoko suspected, Yuki IS different from who she used to be. While Ryoko and Kyon are worried that Yuki might behave so differently that their classmates may figure it out, she plays the role of the old Yuki just fine and no one notices anything.