[DeepL Translation - needs review] Introduction to Volume 1: In the Holy Grail War, where the system has been changed, the fifteenth Servant is summoned. The girl's name is Jeanne d'Arc. --The red camp vs. the black camp. Seven horsemen vs. seven horsemen. The Holy Grail War as an external book, depicted in overwhelming volume, finally begins!
(Translator: DeepL)
