Flame coat of arms, sword of fire, characters in desert cabin

If I remember correctly, two people have appeared, one is Lorilon Farfa in the Sword of Seal, and the other is Sophia, the female dark demon of the Sword of Seal, because the background is set as the prequel story of the Sword of Fierce Fire 25 years ago, and from the dialogue of the Sword of Seal later, we can know that Sophia has dragon blood, and it is necessary to prove that the appearance in the Sword of Fierce Fire has not changed for more than 20 years. About the words of fire and seal,