1 Book Found

Based on your description:

" a story about a girl dancer whose boyfriend/husband dies on a mission. A casino owner appears to give her a job as a dancer and eventually they fall in love. It is revealed the casino owner knew the boyfriend/husband from his job and was trying to help her. The boyfriend/husband returns as he is not dead as they thought and she has to decide who she is going to be with; after an emotional struggle she chooses the boyfriend/husband but they both realize she chose wrong and has to fight for the other guy she is a dancer and the husband/boyfriend built her dance studio. The boyfriend is a motorcycle guy and goes on covert missions. The book is set on recent times."