I'm an Unloved Daughter, but I'm Having the Time of My Life as a Beauty Geek

Carole has a burn scar on her face from an accident that happened during her childhood. Saying that she is ugly, her family looks down on her and treats her like a servant. One day, when she slips and bumps her head, she regains her memory from her past life. Carole remembers that she was a beauty consultant, an expert on makeup and beauty. Using her knowledge on beauty, she begins to turn her miserable life around!

(Source: Manga Plaza)