Season 1
Episodes
S1 · E1 · 17 Apr 2020 · 73 min
Episode 1
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.
S1 · E2 · 18 Apr 2020 · 73 min
Episode 2
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.
S1 · E3 · 24 Apr 2020 · 72 min
Episode 3
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.
S1 · E4 · 25 Apr 2020 · 73 min
Episode 4
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.
S1 · E5 · 1 May 2020 · 73 min
Episode 5
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.
S1 · E6 · 2 May 2020 · 73 min
Episode 6
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.
S1 · E7 · 8 May 2020 · 73 min
Episode 7
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.
S1 · E8 · 9 May 2020 · 73 min
Episode 8
In Corea, Luna is set free. In Korea, Gon and Yeong run into a man who recognizes them, and Sin-jae experiences childhood flashbacks.
S1 · E9 · 15 May 2020 · 72 min
Episode 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.
S1 · E10 · 16 May 2020 · 73 min
Episode 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.
S1 · E11 · 22 May 2020 · 72 min
Episode 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.
S1 · E12 · 23 May 2020 · 72 min
Episode 12
Frightening circumstances land Tae-eul back in Gon's arms. When Yeong runs into a woman who looks strikingly familiar, he follows her.
S1 · E13 · 30 May 2020 · 73 min
Episode 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.
S1 · E14 · 5 Jun 2020 · 72 min
Episode 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.
S1 · E15 · 6 Jun 2020 · 81 min
Episode 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.
S1 · E16 · 12 Jun 2020 · 77 min
Episode 16
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.
Data and images from TMDB.