Эпизод 17

Shion finally manages to call out Ace and challenges him to a cardfight. While battling, Shion reveals all he has learned about Ace, including that the mastermind behind everything is Ryuzu Myoujin. But before Shion could get Ace to confess (to a hidden camera), a biker rides in and escapes with Ace. During the escape, Shion sees that Ace's true identity is Am.