He is saying that kanya has to know that its Kanya who is the split personality of Natasha.Not Natasha.
He also tokd to someone on the phone and told them.How wont Natasha remember me-out of 24 hrs,18 hrs we used to b together
And also today Akki was such a jerk.He told Ranbir ok thank god uve not got intimate with Kanya cos the nerves suddenly can even make her paralytic.So stay away from her.(there goes Rankan hot scenes)
And Rannu says ki Kanya ki zindagi ke liye I am ready to b a bal brimchari for my entire life.So sweet na rannu