![The Magic School Bus Rides Again 2017](https://image.tmdb.org/t/p/w185/42cJukwvrC8eZ1mShB5jBE3HLPL.jpg)
In the Holy Grail War, seven magi chosen by the Holy Grail itself must summon seven Heroic Spirits to compete for the omnipotent Grail, a magical device that grants the victor any wish they desire. After three inconclusive wars, the fuse has now been lit once again for the fourth time.