After the tournament, Shin talks with Chrono and reveals that he and Chrono's father Rive were friends and teammates. Knowing that Chrono wants to face Ryuzu Myoujin and despite warning him that he may die, Shin decides to have a cardfight with Chrono to test his resolve. During the battle, Shin reveals Ryuzu was involved in Rive's death, which causes Chrono to worry that Mikuru will be put in danger as well. But with some encouraging words from Mikuru, Chrono makes up his mind; he will protect both her and Vanguard from Ryuzu.