Tiffany Hwang es una chica proveniente de una rica y prestigiosa familia que decide ir a vivir sola a la mansión conocida como "Coex mansion", que se rumorea que está embrujada y en la que sólo pueden vivir aquellos que, a parte de permitirse pagar la alta cuota, tengan un gran antiguo linaje y un buen historial personal. Además, a cada persona de la Coex mansion se le da un guardaespaldas

Jessica was involved in a carcrash when she was twenty five and now she can only remember anything that happened before the crash. When she wakes she can only recall that day. When Jessica wakes up she forgets what happened the day before. Tiffany is a waitress that works in a cafe in the heart of soul who flirts with all the single tourest that come in. Untill one day whrere she was reassiged to a different cafe and saw a girl that would change her world forever.