The first time Asta met Fanzell Kruger was shortly after he received his grimoire. In order to train with his new anti-magic sword, Asta holes up in the woods and meets Fanzell, who is looking for his missing fiancée, Dominante Code. Fanzell uses wind magic and is able to turn wind into a sword so he helps Asta train. One day while they’re in the forest, someone comes for Fanzell’s life...
I don't know who you are, but he's not
لا أعلم من أنت، لكنّه ليس
Ich weiß zwar nicht, woher
du kommst und wer du bist,
No sé quién eres,
No sé quién eres,
Je ne sais pas d’où tu sors,
Non so chi tu sia, ma questa 
non è certo una persona comune,
Eu não sei quem você é,
Я не представляю, кто ты,
но пойми вот что: