Jung Yoo Jin stars as Jang Mi Eun, a leading dating columnist. She advocates for polyamory, believing that loving only one person leads to failure.

Jo Jung Suk, Yoo Jae Myung, Jin Ki Joo, And More Are Entangled With Defendant Lee Sun Gyun In New Film “The Land Of Happiness” ...

Jang Moon Jung is a doctor that he meets one day, Jung Yoo Jin is his neighbor whom he meets due to a disturbance, and Yoon Ki Ran is his colleague at work.