S01E01 16 Nov 16

59m

Destiny

In 1958, the nobleman Dam-Ryung releases a mermaid back into the ocean. In present-day Seoul, the figure of conman Joon-Jae stands on the same spot.

S01E02 17 Nov 16

59m

Meet

Joon-Jae brings a beautiful woman back to his hotel, unaware that she's a mermaid. Jin-Ok realizes she's been scammed and sends men after Joon-Jae.

S01E03 23 Nov 16

58m

Find Again

With no memory, Joon-Jae finds himself alone on a beach next to a jade bracelet and a single pearl. Meanwhile, the mermaid crosses the ocean to Seoul.

S01E04 24 Nov 16

58m

Premonition

At the aquarium, Joon-Jae runs into a woman being chased by security. Feeling a sense of déjà vu, Joon-Jae rescues her and brings her home.

S01E05 30 Nov 16

58m

Reduplicate

Joon-Jae lives with the woman who he names Sim Chung. Fugitive Dae-Young has been on the run for 3 months when a murder occurs near Joon-Jae's house.

S01E06 1 Dec 16

59m

Jealousy

Sim Chung is involved in a traffic accident. Joon-Jae rushes to the hospital to find her in critical condition.

S01E07 7 Dec 16

59m

Jealousy for Love

Joon-Jae tells Sim Chung he loves her. Meanwhile, detective Hong comes across Dae-Young while investigating a murder.

S01E08 8 Dec 16

59m

Sincere

Jung-Hoon teaches Sim Chung that jealousy is the way to a man's heart. Meanwhile, Joon-Jae sees an image of a man with a mermaid on an ancient vase.

S01E09 14 Dec 16

59m

Reveal

Joon-Jae finally faces off with his pursuer Dae-Young. He suffers a major injury and confesses his feelings to Sim Chung before losing consciousness.

S01E10 15 Dec 16

59m

Altruism

In a museum, Joon-Jae sees a figure in a painting that looks just like him. Unable to identify the figure as Dam-Ryung, he grows distraught.

S01E11 21 Dec 16

59m

Hurt

Sim Chung leaves the house after learning Joon-Jae is a conman. In a panic, Joon-Jae desperately searches for her.

S01E12 22 Dec 16

59m

Sweet

Joon-Jae is arrested by detective Hong. When Sim Chung realizes they are in danger, she tracks them down.

S01E13 28 Dec 16

59m

Episode 13

Joon-Jae is still having strange dreams. Sim Chung hears Joon-Jae say the name Se-Hwa in his sleep. She asks him who he is talking about.

S01E14 4 Jan 17

60m

Episode 14

With Professor Jin's help, Joon-Jae learns he is an ancestor of Dam-Ryung. To avoid a tragic fate, he decides to protect Sim Chung whatever it takes.

S01E15 5 Jan 17

60m

Episode 15

Sim Chung's heart will stop without Joon-Jae's love. Upon learning this, Joon-Jae talks about his dreams and finding out that Sim Chung is a mermaid.

S01E16 11 Jan 17

61m

Episode 16

Joon-Jae and Yoo-Ran have an emotional reunion at Sim Chung's birthday party. Joon-Jae learns why Dae-Young has been chasing him.

S01E17 12 Jan 17

60m

Episode 17

After almost being caught by Dae-Young, Sim Chung erases his memory. In the process, she witnesses the final moments of Dam-Ryung and Se-Hwa.

S01E18 18 Jan 17

62m

Episode 18

After Il-Joong's death, detective Hong gets a warrant to search Seo-Hee for evidence. Meanwhile, Chi-Hyun threatens Nam-Doo to get him to cooperate.

S01E19 19 Jan 17

60m

Episode 19

Chi-Hyun points a gun at Joon-Jae, but Sim Chung jumps in front and is shot. She slips into a coma, causing Joon-Jae to fall into despair.

S01E20 25 Jan 17

61m

Final

Sim Chung erases Joon-Jae's memory and returns to the ocean. When Joon-Jae wakes up, there's only a single pearl next to him. Three years pass...