Read manga: Granblue Fantasy: Twinfang Bonds

manga
Summary:

There was once a land by the name of Feendrache that was blessed by a primal beast. Upon the arrival of Gran and his companions Lyria and Vyrn, the kingdom becomes entwined in turmoil. With the aid of the Dragon Knights, they rush to save it from those who intend to plunge it into darkness.An adaptation of the first two events/side stories in the "Dragon Knights" series from the mobile RPG *Granblue Fantasy*, Defender's Oath and Four Knights of a Fallen Land.