Madhu can trap RK but not sultan ,why

Madhu tapped RK ,the whomshe love the most and started playing prem game 2 even she didn't complete.then why can't madhu trap sultan and show his asli jahag in her life .please ab toh Madhu ki brains wapas lana.please show RK also know that the sadakchap zinda hai and help his love his life Madhu.seedhi ungli se ghee nikhalna chaha by calling sultan to one place and bringing bringing police to arrest .but plan failed ab sadakchap is going to kidnap Madhu .then she should make her ungle tedhi toshow tharight place of sadakchap by accepting his offer and slowly make him to bring in front of whole world or kill that sadakchap.if Madhu kills that sadakchap no need to worry RK hai na,woh prove karega as self defence.