The Incredible Genius and the Stunning Eighth Princess

In the 21st century, she was betrayed and jumped off a cliff, but she traveled through time and became the second lady of the prime minister's mansion, or was she still a useless person with no supernatural powers? She refuses to accept it! She wants to become a genius and crush everyone; she wants to counterattack and give those who bullied her a big "reward" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.