Apparently she is a college student and the sole heir of the Lan family, but secretly she is the number one female killer who loves evil. If you ask her why she became a killer? She would only answer: I like it.
But who knew how much she hated blood and the bloodthirsty life, just because she was just picked up by the Lan family to inherit the family property, so she had been trained in various ways since she was a child. She also had things that girls liked, and she also longed for love, but reality cruelly told her that she couldn't do it.
After a failed assassination mission, she was punished by Xisha, but what she didn't expect was that the Lan family would also kill her, just because she failed in an assassination mission. To them, she was a failure.
Once she traveled through time, she became Princess An, a woman who had no appearance but could not play music, chess, calligraphy or painting. I thought Lan Xier was also a killer in modern times, and would not be illiterate. Let's see how she turned around and went wild in ancient times.