Reincarnated! Why and How

Xion was the princess of the kingdom. She was beautiful ,smart ,and rude to commoners. She thought they were inferior. So she miss treated them. She also mistreated the maids in the house. She'll spill things on purpose ,so the maids have a hard time. Then one day she woke up in the middle of the night. She heard the door creek open. It was someone wearing a hood. She told the person in the hood " leave my room at once". The person did not leave her room instead he/she replied and said " Do you think every thing would happen just cause you say it "! Then the person in the hood gigled and tool the hood off. It was one of her maids. The princess was suprised to find out it was one of her maids. Then without hesitation the maid ran to the princess and stabbed her in the heart. It was fast but was still painful for the princess. Then she started to think if she hadn't done those thing she could have been still alive. Then in an instant there was light and she was reborn. "Why was i a new born, who is holding me ,where is the maid who sabbed me and where am I ?!" Those were the thoughts in xion head. She didnt know what to do.