The fourth Holy Grail War has begun, and seven magi must summon heroes from history to battle each other to the death. Only one magi and hero pair will remain to claim the grail and have their wishes granted! Kiritsugu Emiya was once an assassin but w fights in this war to save the world from those who would destroy it with the grail's power.
Gen Urobuchi is a Japanese writer for visual novels, light novels, and anime. He is known for his dark style, nihilistic themes, and tragic plot twists, earning him the fan nickname Urobutcher. Some of his more popular works include the 2003 visual novel Saya no Uta, the 2011 anime Puella Magi Madoka Magica, the 2012 anime Psycho-Pass, the light novel and anime Fate/Zero, and the 2013-2014 Kamen Rider Series Kamen Rider Gaim. He currently works at Nitroplus. The author lives in Tokyo, Japan.