Tập 13: Naoki tạo biển hiệu câu lạc bộ cho sự trở lại của Aichi và đối đầu với Gaillard cùng Kai và những người khác.

13

Naoki makes a sign for the Miyaji Academy Cardfight Club and posts it on the door of the room where the club used to meet, thus creating a place where he feels confident that Aichi will return to. After telling Shingo to take care of the room, Naoki and Misaki leave the school and meet up with Kai, Kamui, and Miwa. Together, they travel to the site depicted in the photograph that Ren gave to Kai. Once there, they are surprised when Gaillard suddenly appears through a portal. Naoki tries to fight and defeat him, but ultimately, Gaillard is victorious. After Naoki suffers damage from his loss, Kai attempts to cardfight Gaillard. In a shocking turn of events, Kourin appears by Gaillard's side... (Source: Wikipedia)