The Legend of the Blue Sea

Shim Chung, a mermaid from the Joseon era, follows her true love, nobleman’s son Kim Ryung, to modern-day Seoul. Ryung’s doppelgänger, Heo Joon Jae, is a skilled scam artist who becomes intrigued by Shim Chung due to a $6 million jade bracelet she wears. With nowhere else to go, Shim Chung moves in with Joon Jae and his con partners, Jo Nam Doo and Tae Oh. As Shim Chung navigates her new life, she faces competition for Joon Jae’s affection from researcher Cha Shi Ah. Meanwhile, a dangerous killer, Ma Dae Yeong, sent by Joon Jae’s stepmother, threatens their safety. ~~ Inspired by the Joseon legend from Korea's first collection of unofficial historical tales contained in a short story anthology "Eou Yadam" (어우야담) by Joseon-era scholar Yoo Mong In (유몽인).

Synopsis: MyDramaList