A faker's journey through the world of gods

after the fifth holy grail war shirou emiya has been going around saving many kinds of people until he comes across the holy grail shocked at seeing it again after thinking he destroyed it but what he doesn't know was this is the true holy grail not the fake copy made by the magus family when he touched it there was a bright flash of light and shirou finds himself in new york city lost and alone shirou makes a new life for himself the last gift from the grail was giving him three true magic's as well as giving him full access to the throne of hero's but what he doesn't know is his little travel caused a few higher beings to notice him will he survive this new world or will he suffer the challanges ahead