Grandma Dressed as a Fake Daughter

Here Comes the Big Heroine!

I want to watch content similar to "Quick Travel: Turn Your Life Around". I want a story where the heroine goes through hardships and then reaches the top. This is not a purely cool story. The heroine is really miserable in the early stage, but she is also really amazing! He will directly become the strongest in the later stage! There are people with cp, but never for men