Murakami learns that witches need to take "death suppressants" in order to stay alive. Can they find a way to get more pills before tragedy strikes?

The wounded Kai tries to warn his mates about the Quatre Knights who are hunting them down, but it's too late. Ishida is confronted by another member, Neve. Ishida is confident at first, since he's already beaten the Knight named Moress, but then Neve encloses them inside his Steel Wall Prison, a place that can do real physical damage to the loser of a Cardfight!