S01E37: The Downfall
Nyang is in the Ice Palace and calls everyone in to start planning to defend the Emperor while Bayan takes the palace. Wangyu complete's his job by opening the gate for Bayan's soldiers to enter.
Previous Episode 
Season 1
The Jackal and the Prince
S1E1 / 28 Oct 2013
The Timid Prince
S1E2 / 29 Oct 2013
Protecting the Future Crown Prince
S1E3 / 04 Nov 2013
In Hot Pursuit
S1E4 / 05 Nov 2013
Survival in the Forest
S1E5 / 11 Nov 2013
Confrontation and a Sad Goodbye
S1E6 / 12 Nov 2013
Separation of Lovers
S1E7 / 18 Nov 2013
The Life of a Servant
S1E8 / 19 Nov 2013
Meeting the Emperor
S1E9 / 25 Nov 2013
Curious
S1E10 / 26 Nov 2013
Spies in the Palace
S1E11 / 02 Dec 2013
The Brilliant Plan
S1E12 / 03 Dec 2013
Personal Maid
S1E13 / 09 Dec 2013
He Returns
S1E14 / 10 Dec 2013
The Fake Blood Vow
S1E15 / 16 Dec 2013
The Soluble Vows
S1E16 / 17 Dec 2013
Curse Phase 2
S1E17 / 23 Dec 2013
Tangqishi's Plan
S1E18 / 24 Dec 2013
Fake or Real
S1E19 / 06 Jan 2014
Removing El Temur
S1E20 / 07 Jan 2014
The Truth About Jok Ho
S1E21 / 13 Jan 2014
Pregnant Sung Nyang
S1E22 / 14 Jan 2014
Byul or Maha
S1E23 / 20 Jan 2014
Preparation for War
S1E24 / 21 Jan 2014
The Imperial Consort
S1E25 / 27 Jan 2014
Finally Meeting the Blood Vow
S1E26 / 28 Jan 2014
The Jealous Empress
S1E27 / 03 Feb 2014
Poisoned Sung Nyang
S1E28 / 04 Feb 2014
The Poisonous Dates
S1E29 / 10 Feb 2014
Abdication Decree
S1E30 / 17 Feb 2014
A Win for the Emperor
S1E31 / 18 Feb 2014
Out to Kill
S1E32 / 24 Feb 2014
The Dramatic Royal Hunt
S1E33 / 25 Feb 2014
The Curse
S1E34 / 03 Mar 2014
Ayushiridara
S1E35 / 04 Mar 2014
Eagle Group and the Blood Vow
S1E36 / 10 Mar 2014
The Downfall
S1E37 / 11 Mar 2014
A New Enemy Rising
S1E38 / 17 Mar 2014
Bayan Hudu
S1E39 / 18 Mar 2014
Finding the Secret Treasure
S1E40 / 24 Mar 2014
Sung Nyang's Victory
S1E41 / 25 Mar 2014
Economic Downfall
S1E42 / 31 Mar 2014
Worse Times
S1E43 / 01 Apr 2014
Where Your Loyalties Lie
S1E44 / 07 Apr 2014
The Truth About Maha
S1E45 / 08 Apr 2014
The Princes' Fate
S1E46 / 14 Apr 2014
The Eagle House Leader
S1E47 / 15 Apr 2014
The Fake Coup
S1E48 / 21 Apr 2014
The Fall of Tangqishi
S1E49 / 22 Apr 2014
Poisoned
S1E50 / 28 Apr 2014
A Not-So-Happy Ending
S1E51 / 29 Apr 2014
Ha Ji-won
Ki Seung Nyang (Empress Ki)
Ju Jin-mo
Wang Yoo (King Choong Hye of Goryeo)
Ji Chang-wook
Ta Hwan (Emperor Huizong of Yuan)
Jin Yi-han
Tal Tal
Baek Jin-hee
Tanashiri (Empress Tanashiri)
Jeon Kuk-hwan
El Temur
Im Joo-eun
Bayan Khutugh
