"The Mermaid Prince: The Beginning" is the sequel to "The Mermaid Prince" produced by LifeTime, starring Moon Bin, Chae Won Bin, Hwi Young, Moon Sang Min, Jung Bo Mi, Yu Na Yu, Yoon Seo Bin, etc. The play tells the romantic love story of a high school girl named Jo Ara (played by Chae Won Bin) who does not believe in love and chooses to give up love, and meets the "Mermaid Prince" Choi Woo Hyuk (played by Moon Bin).