The Most Charming Imperial Concubine

In her previous life, she was a cold-blooded and ruthless killer, but she hoped to be like an ordinary person, but due to an accident, she traveled through time and exchanged identities with Miss Luo who looked exactly like her in another world. When she came to the other world, she was 15 years old and already at the age of her mother-in-law. In this fantasy continent, what kind of trouble would she encounter? What would happen after she met the person she could entrust her life to... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.