The enemy who has suddenly appeared before Playmaker is none other than the friend he has gone through so much with - Kusanagi Shouichi. Lightning has taken his little brother Jin hostage, and so, with no other choice, Kusanagi challenges Playmaker to a Duel.
Lightning said emotions 
are humans’ weakness.
Lightning zufolge sind Emotionen
die Schwäche der Menschen
Lightning dijo que las emociones
son la debilidad de los humanos.
Lightning disse que emoções
são a fraqueza dos humanos.