Der Werwolf: The Annals of Veight -Origins- Volume 3 by Hyougetsu

As the Vice-Commander of the Demon Lord’s third regiment, Veight has managed to establish a human-demon alliance on his quest for coexistence. But just as trade begins to flourish once more in his city, a dog whistle signals an enemy attack! Veight leads his werewolf squadron at the gates and opens the curtains on a bloody battle with his soul-shaking howl!