I Become a Swordsman in Type-Moon

At the age of ten, Song Yu was adopted, and he was able to see the other side of the world:The Clock Tower in London is home to the twelve Magic Lords, the neon lights of the Far East constantly stage the Holy Grail War of death, the underground spirit tomb is inhabited by bone dragons that cover the sky, and on the moon, besides meteorites, there are also immortal True Ancestors…He unexpectedly broke in and used the sword in his hand to turn the world upside down!