Maridien Yang, a senior university student went to Korea for her summer break after being forced by her parents. Being a law student, she had no reason to be a fashionista and even her taste in clothes is 'unique' but believe it or not she is a designer. During her stay at her uncle, Yang Hyun Suk, a president of an entertaiment company, made her enter a new world. Things are even complicated when she met a guy named, Kwon Ji Yong. Orange marmalade is her world.

Kwon Ji Yong, an idol from group Big Bang under YG Entertaiment company which owns by none other that beloved Maridien's uncle, Yang Hyun Suk. A fashionista, perfectionist and  slightly suffer from obsessive-compulsive disoder (OCD) towards clealiness.