Was there a novel where the male protagonist was called Bai Li something and the female protagonist was called Lan something? In which the female protagonist transmigrated and found that her younger brother had also transmigrated and became her child?

The siblings lived with their grandmother. The younger brother was very smart after transmigrating and knew how to use poison.
The female lead was originally married to wangye as a concubine. wangfei could not bear children and was reduced to a tool to bear children.
After that, she met the male lead... Later, the female lead jumped off a cliff and lost her memory...

Answer 1

The male protagonist of "Mama Is So Popular" was called Mountain King, and the female protagonist was called Lan Yue 'er. After the female protagonist transmigrated, she discovered that her younger brother had also transmigrated to ancient times and became her child. I hope you like my recommendation. Muah ~