Rami ki chamchi

The fact that Sharabi is Rami ki chamchi is not just known to us but to Mishri too.

The moment Rami entered the Mandap, she decided to not just stop Sharabi from contacting her but also threatened her to make her loose her job. And she did mention even Rami ben wont be able to save your job then. So she knows that Sharabi is close to Rami.