She was the world's most dangerous assassin, but also the best doctor known as The Goddess of Death and Life. In the modern world.
Bai Fang Xiu is the one person you don't want as your enemy. If she wants you dead you can't even get the gods to help you. She dies at an age the 24 protecting her team, but she gets transmigrated to a 14-year-old weak princess!

She is known as the useless, good-for-nothing and beautiful precious daughter of the emperor and empress.
Lu Fang Xiu is the precious daughter of the emperor and empress. She dies because of her ONE sister being jealous.

She got everyone that didn't like Lu Fang Xiu help her kill her. Lu Fang Xiu didn't attend school since she was weak and couldn't do any martial arts or had any powers at all, so many disliked her and made bad rumors about her outside of the palace's walls.

Everyone in the palace except for the eldest sister loves and adore her. She may be a useless, good-for-nothing, but she is really kind, weak and possess an incredibly beautiful voice. Everyone who meets her wants to protect her.

Her mother died after giving birth and she is the only child of the Empress. The day she died, she meets Bai Fang Xiu and tells her to protect her family and take revenge for her. After she tells her that Bai Fang Xiu give her body and memories to her.

This story is inspired by The Demonic King and His Precious Wife, Poisonous Genius Consort, Strobe Edge, Evil Emperors Wild Consort and some other Chinese stories.