What Kind of Setting Is It to Get Stronger in Honkai: Star Rail?

Young man, for the sake of peace in the universe, put on a dress!

From the start, you can customize your path and faith. Faced with an invasion by demons from our companion planet, all we can do is fight back with everything we've got!

After all ten Demon Gods at the peak of their power have been wiped out, the void completely envelops us, and everything we've done has been meaningless!

One day, I will strike down the void!