The World's Strongest Rearguard: Labyrinth Country's Novice Seeker, (Light Novel) Vol. 9

Arihito’s party finally defeated the Shining Simian Lord and rescued Elitia’s friend Rury. Their achievements have earned them permission to advance to District Four where the key to turning Theresia back into a human lies. But before them stands the White Night Brigade, the top ranked Seekers in District Five who already have bad blood with Arihito and his friends. Both groups have formed pacts with opposing Hidden Gods, and they’re about to find out what that entails―a Divine War?!