Rahul shud do the following :
1) Tell everyone how he and Naina took KK's land and that tehy married in Kolkata.Thats why KK came to meet you in Amritsar...
2) Tell everyhting frankly how Naina played tricks with KK...and tell everyone that u are going to marry KK and Naina's an old case..
3) Go after KK like mad..get her to stay with u claiming to be his hubby since divorce papers are not signed...
4) If she doesnt stay with you..you go and stay with her...
But Man chase her like crazy...be aggressive if required!!
Go Boy!!!