Rebirth: My Weapons Multiply Infinitely

Pretending to be weak while hiding one’s true strength—what should you do after being reborn?
That was a very good question.
Since she had already been reborn, naturally she should just lie flat, relax, eat melons, and enjoy life however she pleased.
In her previous life, her father died, her mother died, and her younger brother died.
In this life, she absolutely could not let them die again. Otherwise, what was the point of being reborn?
In her previous life, she worked hard and struggled endlessly, only to end up accomplishing nothing.
In this life…
Heh. Since she had already been reborn, why work so hard?
…
However, just as she failed at weapon refining and was preparing to give up, heaven handed her an incredible gift.
After reforging, the attributes and abilities of her weapons doubled. Most importantly, the doubling effect could stack infinitely.
What did doubling mean?
One times two is two.
Two times two is four.
Four times four is sixteen.
Sixteen times sixteen…
Do the math yourself.
So could she possibly give up a cheat ability like this?
Of course not!
And if she did not want to give it up, then she had to work hard to clear the first stage.
Which was—she first had to successfully forge the item before any later effects could happen.
Because of that, she was extremely grateful that she had been born in the Winter Kingdom.
Because…