Unhyungung is a palace or not.

Because there's only live Gojoeng's family.

And It's structure was yangban's house.

There was Noandang, Norakdang,Iro-dang and sujiksa.

Noandang was man's live, Gojoeng and Heungsun Daewongun.

Norakdang and Iro-dang was ancha, woman live.

Why ancha was two, one was Heungsun Daewongun's wife, one was Meungsung Empress.

Empress Meung sung bore Gojoeng's baby, but baby dead few days.

So Empress Meung sung thought Heungsun Daewongun,so her hate Heungsun Daewongun more.

But she called Rusia in Joseon, so Japan hate her.

So Empress Meung sung dead in Japaness' hand.