Yoo Na-gyeol

Trapped in an escalating love square, a salaryman must navigate his tumultuous feelings for a colleague, a former tutor, and an heir.

Tells the romance story of a girl named Hye Ri. She goes to Gangwon Province on a graduation trip with her friends. There she meets a mysterious man Woo Hyuk who runs a guest house. She gets attracted and closer to him and decides to name him “the mermaid prince”.