Only the chosen warriors known as Vessels of Heroic Blood possess the ability to turn their own blood into weapons known as blood armaments.
First Chihiro, then his friend Kotetsu awaken as Vessels of Heroic Blood. And who are these people who keep transforming innocent people into monsters?!
The Vessels who awakened one after another throughout the course of a fierce battle are taken to Maldeus Church.
Once they arrive, the mysteriuos girl Dux has something to tell them...
When destruction arrives, a hero named
 the Lord of Vermilion will appear
عندما يأتي الدّمار، فإنّ بطلاً يُدعى سيّد
الزِنجفر سوف يظهر
Sobald die Zerstörung beginnt, wird ein Held
mit dem Namen „Lord of Vermilion“ erscheinen
Cuando llega la destrucción, un héroe
llamado el Señor Bermellón aparecerá
Cuando llegue la destrucción, un héroe
llamado el Señor Bermellón aparecerá
Quando a destruição chegar, aquele
chamado de Soberano Escarlate aparecerá
Когда придёт разрушение, появится герой,
 зовущийся повелителем Вермилиона