Chaldea doesn't exist here!?

After beating all the Singularities, Pseudo-singularities, and Lostbelts. Ritsuka Fujimaru is officially retired from being a master, but everything will change. After stumbling onto the Da Vinci sisters, Ritsuka accidentally sent every single servant along with Mashu, Fou, Da Vinci, and himself into another world where they're just a game and they're just for entertainment. Will Ritsuka, Fou, Mashu, and the Da Vinci sisters find all the lost servants in the new world or will they have to adjust in the normal human society like the rest of us.