This is an AU where the emperor's brother did live when he was exchanged with Ah-duo's baby, although they believe he is Ah-duo's son.

Xinguie, Ah-duo's little boy. The little angel. He had purple eyes and dark hair, and he was beautiful.

That boy was pretended to be dead, so that the emperor could have more opportunities with other concubines. Ah-duo kept him on her palace and he never went out of it.

Currently, Xinguie is 15 years old, and is on his secret room, writting something. With the ascend of Maomao and her sibling, the palace has grown a little caos. He was curious about them. What made two maids so special?