whats the name of that book

[Mekali]

im trying to remember the name of this book i read maybe 2 years ago maybe less i dont remember many details.... its about a girl on the run from her boyfriend and she starts dancing and meets a guy they start dating then she finds a picture of a girl who looks just like her. turns out she was taken at birth and he was married to her dead twin thats the jist of it i know more but dont want to ruin the book for anyone... if anyone can tell me the name i would be forever grateful

[Brenda]

Sorry, if I had read a book like this, I would remember.