.27-year-old virgin Eun Chae-yi becomes an overnight sensation when a Hollywood star kisses her at an airport in front of hundreds of fans and cameras. And if that isn't enough, the next night, a handsome prince of a mysterious country woos her into an unforgettable one-night-stand. But when both these strangers insist that she is their lover from a past life, Chae-yi must figure out what are memories and what are dreams, what is fate and what is fraud.