Any doctors or people with same thing happen?

Rosypalmism

See a doctor and ask to be referred to a skin specialist.

There are many things it could be -
even as simple as a nutritional deficiency which could be fixed with the right vitamin or mineral.
Or it could be exposure to a chemical - something easy to avoid.
Psoriasis is probably the most likely. Sometimes a change of climate can fix that.

But for finding a cure, the first step is a correct diagnosis.

if i'm not mistaken those are signs of heavy metal poisoning

My dad had that or something like that his skin dried up on his hands and cracked

Looks like nail and skin psoriasis. Go to the doctor and get a diagnosis.