Naofumi follows the slave merchant to his store, where he looks for a partner to act as his sword. But all he has the money to buy is a diseased demi-human girl named Raphtalia, whom he then forces into an incredibly harsh battle.
A Wave that threatens the world's 
existence is coming soon.
ثمّة موجة تهدِّد وجودَ العالم قادِمة
Bald trifft die Welle ein,
die die Welt bedroht.
Pronto vendrá otra Ola.
Pronto vendrá otra Ola.
Des vagues annihileront
bientôt ce monde.
Molto presto giungerà un'Ondata
a minacciare questo mondo.
Uma onda de catástrofe que
ameaça o mundo está por vir.
Скоро мир захлестнёт жуткая Волна!