You and Chunji were best friends ever since kindergarten and were living in China. Both you and Chunji are Korean citizens but  had to move to China due to certain reasons. Chunji's father is your father's best friend and they worked in the same company owned by your father. 'Park and Co. is a famous company worldwide and it was owned by your father himself, Mr Park Ming Joon. Chunji belonged to an average family not as wealthy as you but manageable. His father worked as a clerk in your father's company in China. You were celebrating your 16th birthday when your father received a call from a colleague that he had to move back to Korea as his company in Korea were unstable. Sadly, your family had to move to Korea, and you had to leave Chunji and your other friends. In Korea, your live changes and it all begins...