Tiffany Hwang; A beauty beyond almost any compare, heir to a multi-million dollar company, an eligible bachelorette.   Jessica Jung; An average girl, a bakery employee, just another face in the crowd.  

"And Kim Taeyeon, for this project you'll be partnered with; Tiffany Hwang." And with her history teacher's words, Taeyeon's world completely stopped. She couldn't do this, not again. Years ago, Taeyeon made a pledge to herself not to fall under Tiffany Hwang again.