A mysterious structure appeared in the center of Ginza, and from that structure spawns out an army of another world and wreak havoc in the heart of Tokyo. The mysterious army was repelled within hours, but the death tolls of innocents are of the hun...
Yup, you guessed what it is. A book Advertisement.
Well, thanks to the vote, I have made a book which might interest you. Then, without further ado, let me introduce you to the book! A Senjou no Valkyria X GATE Story: The Wrath of the Ottomans.
