Hwarang Episode 15 Spoiler: What is Park Seo Joon’s Sun Woo’s True Identity?

Park Seo Joon

Park Seo Joon's true identity in Hwarang is still mystery.

Audiences knew that Park Hyung Sik's Ji Dwi is the true king hidden by the Queen Regent. However, in the latest episode 14 of Hwarang​, some details have been revealed. 

Master Hwi Kyung visited Queen Ji Soo and it was confirmed that he was her brother, however, it still remains unknown as to why Hwi Kyung played with Queen's tricks on making Sun Woo a king for Ji Dwi's safety.

See the screenshots of the scene by a fan in Facebook below: ​

With just two six episodes left before its ending, will "Hwarang" compress the story and give us a nice flow of events before revealing this secret? 

What do you think is Park Seo Joon's true identity? ​