Vaishnavi falls in like with Sandeep they usually get engaged. Points take a change when Vaishnavi is possessed from the spirit of Mohini, her lookalike, who wishes vengeance from Sandeep's spouse and children.Vaishnavi falls in appreciate with Sandeep plus they get engaged. In Devi bhagavatham its clearly described that https://www.youtube.com/watch?v=R8yE5JVNaHw