Anything Can Be Upgraded

What should I do after I transmigrate into the world of Demon Slayer?

I've got a whole bunch of little brothers and sisters around me, all crying to be fed. What can I do? I'm desperate too.

And that's not all. My new world's dad is sick as hell, and he's the dying kind.

But whatever, I just want to know: if you're about to die of an illness, how are you still so good at having kids?

Phew~

At least I've got a golden finger.

Congratulations, you killed a bug and gained 1 experience point.

Congratulations, you killed a chicken and gained 10 experience points.

Congratulations, you killed a pig and gained 100 experience points.

Spend 100 experience points to raise your Constitution by 1 level.

Spend 1,000 experience points to raise your Swordsmanship by 1 level.

Spend 10,000 experience points to raise the space level of your hollow ring by 1.

Most importantly, at the very top of my skill list, in the most conspicuous spot, is a golden skill called Power of Time and Space. It seems to be capable of...

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.