Amidst the endless interstellar space, the stars shone brightly, which was mysterious and serene.

How big was the universe?

No one knew!

Not even the woman in plain dress.

She went from Three Dimensions World to Five Dimensions, but the interstellar space still had no end.

The interstellar space, like the Tao of the Martial Arts, had no end, and no one knew where it ended!

The vast universe was endless.

The woman in plain dress walked slowly. ...