#1 | 04/17/2020Episode 14.6/5 (with 26 votes)
Lee Gon mourns the tragic death of his father. Lee Lim goes on the run — and finds escape when he comes across a door to a parallel universe.
#2 | 04/18/2020Episode 24.4/5 (with 6 votes)
Gon insists he is an emperor from another world. An incredulous Jeong Tae-eul takes him to the police station, where he sees a familiar face.
#3 | 04/24/2020Episode 33.8/5 (with 4 votes)
Though Tae-eul finds Gon's story difficult to believe, some things about him are completely inexplicable. At work, she gets busy with a murder case.
#4 | 04/25/2020Episode 44.8/5 (with 2 votes)
When Tae-eul loses her police badge, she can't help but think about Gon. Meanwhile, Kang Sin-jae has had it with his mother's bad habits.
#5 | 05/01/2020Episode 54.4/5 (with 4 votes)
Being introduced to Gon's world is a lot to process for Tae-eul, who's taken to the palace. A disgruntled Jo Yeong keeps an eye on her.
#6 | 05/02/2020Episode 64.3/5 (with 2 votes)
A potential military conflict threatens the kingdom. Gon promises Tae-eul he will return to her, and steps forward to take care of the situation.
#7 | 05/08/2020Episode 73.8/5 (with 4 votes)
Gon brings Yeong along on his trip back to Tae-eul. He has a favor to ask of her, while she's found something troubling to share with him.
#8 | 05/09/2020Episode 85.0/5 (with 1 vote)
In Corea, Luna is set free. In Korea, Gon and Yeong run into a man who recognizes them, and Sin-jae experiences childhood flashbacks.
#9 | 05/15/2020Episode 9
Gon draws closer to tracking down Lim, and asks Jo Eun-sup to trade places with Yeong. Mail from an unknown sender bothers Koo Seo-ryeong.
#10 | 05/16/2020Episode 10
On Lunar New Year, Gon and Lim come face-to-face in a public standoff. Tae-eul opens up to Sin-jae about the other world and her ongoing case.
#11 | 05/22/2020Episode 11
A compelling offer finds its way to Luna. Gon's investigation into a devastating murder leads him to an old traitor and a clearer idea of Lim's schemes.
#12 | 05/23/2020Episode 125.0/5 (with 4 votes)
Frightening circumstances land Tae-eul back in Gon's arms. When Yeong runs into a woman who looks strikingly familiar, he follows her.
#13 | 05/30/2020Episode 13
Knowing Seo-ryeong is up to no good, Gon throws her in a tight spot. Upon returning to her world, Tae-eul realizes Luna is there, too.
#14 | 06/05/2020Episode 14
Gon and Tae-eul are separated when he sets out to fulfill what's been his fate all along. Sin-jae makes a startling discovery.
#15 | 06/06/2020Episode 15
Lim plots his next meeting with Gon. Understanding there's only one thing he can do to right wrongs, Gon comes to a heart-wrenching decision.
#16 | 06/12/2020Episode 163.8/5 (with 2 votes)
A final attempt to put a stop to Lim's ambitions comes with profound consequences. Gon travels far and wide in search of Tae-eul.