Cardfight!! Vanguard

Season 4, Episode 3

Episode Title: Aichi's Shadow

Air Date: 2014-03-23

Overview:

At the secret moon base, the Quatre Knights send a butler called Morres Pennyworth to break Aichi's friends. Shingo lost his memory of Cardfight Club started by Aichi. In front of Naoki confronting Shingo about it, a mysterious butler who throws out a hint of Aichi's existence appears.