‘Moon Lovers: Scarlet Heart Ryeo’ episode 19 (penultimate) & 20 (finale) spoilers, promo revealed: Wang Wook is exposed, Wang So gives Wook death sentence, ends relationship with Hae Soo [VIDEO]

"Moon Lovers: Scarlet Heart Ryeo" episode 19 (penultimate) debuts Oct. 31. It will be followed by finale (episode 20) airing on Nov. 1 and revealing the end to Wang So (Lee Joon-gi) and Hae Soo's romance in Goryeo era. Here are the spoilers for the final episodes of the series. Read on to find out what happens next.

[Spoiler alert! This article contains spoilers for "Moon Lovers: Scarlet Heart Ryeo" Episode 19 (penultimate) and episode 20 (finale). Do not read further if you don't wish to know more about it.]

In episode 18, Wang So married Princess Yeonhwa, making her the queen of the empire. However, Wang So does not accept her as his wife. As for Hae Soo, she promises to stay by Wang So's side and love him forever. Meanwhile, Wang Wook continues to conspire against the king. He frames her for murdering Hae Soo's sister Chae-ryung. The show ended with a cliffhanger wherein Hae Soo shares her pain with Baek-ah. She doesn't understand why the King would punish Chae-ryung so brutally. In the end, she tells Baek-ah tells Jung to deliver a message to Jung: "I want it."

Moving on to "Moon Lovers: Scarlet Heart Ryeo" episode 19. A promo video teases a shocking confession and tension between Hae Soo and Wang So. The trailer giving a glimpse at the episodes in the finale week opens with Wang Wook standing in the King' court announcing that he wants to make a confession. His confession is expected to stun everyone. Does he reveal something about his past with Hae Soo.

The next shot reveals that Wang So finds out about Hae Soo and Wang Wook's past and that she was going to marry Wook. This breaks Wang So's heart and he makes a shocking decision. He tells Hae Soo that he will never see her again. Is this the end of Hae Soo and Wang So's love story?

Elsewhere, Princess Yeonhawa plans her next move. She wants the Goryeo throne to be her son's. At the same time, a shocking parcel arrives at the palace. It is a dead falcon, which is said to be a bad omen for the King. Is it a sign of a revolt against the King.

In addition, Wang Wook might be exposed for his treason. The trailer for "Moon Lovers: Scarlet Heart Ryeo" episode 19 shows Wang Wook begging for mercy from Wang So. He claims that he is being framed. However, Wang So gives Wang Wook a death sentence for treason. Scroll down to watch the promo online.

"Moon Lovers: Scarlet Heart Ryeo" episode 19 (penultimate) & episode 20 (finale) will air Monday and Tuesday at 10:00 pm KST on SBS. More spoilers and updates are expected soon.