Then a murder in the past changes the present of Kate’s family all of a sudden. Kate becomes sure that only she can travel back in time and save her family from all of that trouble. Going into 1893 and trying to stop a couple of murders was not an easy thing because things were a lot more different in that era. Also, there happens to be another problem too i.e if Kate makes a slight adjustment in the past then the present will change accordingly.
It means that the boy whom she loves will not love her anymore because he will forget everything. Kate has to do the impossible even if it costs her something heavy because she is chosen for time traveling instead of her grandmother this time and she has to get the job done.