Cardfight!! Vanguard: Season 4, Episode 8

4 - 8: The Leader, Kai

Kai decides to continue the quest for Aichi and face the Quatre Knights on his own so his friends won`t get hurt or worse, but Kamui stands in his way. Kamui and the others are willing to brave danger for Aichi`s sake, whatever Kai says. Kamui throws down the gauntlet to begin an epic card fight over their future course of action.