I have nothing to fear

Fujimaru Tachika is the master who once saved the world. He thought that after saving the world, he could have a good rest... But he never thought that - other worlds except his world... There is another problem with Fujimaru Tachika: No, wait!Can't you find someone else?Author: How can I write it if I find someone else? You should obediently collect fragments~ Fujimaru Tachika: ...