Yoo Enha a 18 years old high school student who work at a cafe,her parents are no longer alive so she has to work for her self,she doesn't have any friends because she's a loner and a nerd but what will happen if Enha go back to the past because of a strange happening when an eclipse occur and meet 7 royal highnesses?

Y/N, a very young student who's living with her aunt and cannot afford to pay maintenance in the House. She works part-time as a waitress. However, in search of her luck she discovered a beautiful Mansion near the woods where they both can live better than their environment. _ Are lies and betrayal behind the mysterious façade of the building, which at first glance looks sinister yet innocent?