Berserk of Gluttony Vol. 5 (manga)

Fate has arrived in monster-infested Galia. But before he can continue to Babylon, the sentinel city where Lady Roxy is stationed, he must first fulfill his promise to Myne by putting down a powerful, ancient weapon. Then, just when he finally reaches his destination, Fate runs afoul another mysterious woman, Eris, who confronts him with a terrible truth!