The return

After Naira didn't come to the temple to remarry karthik. karthik thought that she didn't love him but the real reason was that Naira was pregnant and Shashank forced her not to go to save karthik or otherwise karthik will die. so karthik left Naira again not knowing that she was pregnant.

what happens when Naira remarried shashank after karthik left?
what happens after five years that karthik returns and wants answers
will Naira tell karthik what happened five years back?