Cardfight!! Vanguard: Asia Circuit-hen

After Team Q4's national tournament battles, Aichi Sendou returns to Card Capital and meets a mysterious boy who challenges everything he knows about Vanguard. Soon afterward, Aichi discovers that his treasured Royal Paladin deck has somehow been replaced by unfamiliar Gold Paladin cards, while the people around him insist nothing has changed.

Searching for the truth leads Aichi back into competition when the Vanguard Fight Circuit begins across Asia. Reuniting with his teammates, he travels from one stage to the next, chasing both victory and the elusive figure connected to his altered deck, while a mystery involving vanished clans and rewritten memories grows around him.