As a thank-you for saving Ermina, Mercphobia gives the group information on the rest of the Five Dragon Gods. And while they’re in the town of Tekka, they encounter someone who looks exactly like Erza...
But I owe you one, 
so I'll tell you what I know.
Pero les debo una,
así que les daré información.
Mas eu devo uma para vocês,
então eu vou dizer o que eu sei.