What is the fine-grained topic of the following text: Abhishek Varman’s Kalank is going to hit the theatres on this Wednesday, and besides the gripping story line and blockbuster songs, one major highlight of this period drama is Sanjay Dutt and Madhuri Dixit reuniting after 22 years. Only return the topic.
Sanjay Dutt and Madhuri Dixit reuniting in Abhishek Varman's film Kalank.