The Power-Favored Beauty

In her previous life, she was the legitimate daughter of the Marquis's household, but her half-sister stole her fortune. Abandoned by everyone, she died with nothing but bitterness.

When she opens her eyes again, she has returned to the age of fourteen. She swears to protect everything that belongs to her, make a little money on the side, and latch onto the formidable prince's coattails.

But... why isn't the formidable prince so formidable anymore? Wait, what?! You're reborn too, Your Highness?!!