The drama is a fantasy romance, taking its motif from the mermaid/merman story in Korea’s first historical (romance) storybook. In the Joseon-era storybook, it is recorded that real-life figure Kim Dam Nyeong returned mermaids/mermen that were caught fisherman back to the sea.
Jun Ji-hyun | Sim Chung/Se Hwa | |
Lee Min-Ho | Heo Joon-Jae / Kim Moo | |
Lee Hee-joon | Jo Nam-Doo | |
Shin Won-ho | Tae-Oh | |
Lee Ji-hoon | Heo Chi-Hyun | |
Hwang Shin-hye | Kang Seo-Hee |
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