Complex sentence: Rajesh is an assistant-director to Bollywood director Farah Khan, and the hero of Khan's film, Desh (Ruslaan Mumtaz) falls in love with Tara, while Rajesh gets his heart on Desh's sister Natasha (Sonal Sehgal).
Split into simpler sentences: Rajesh is an assistant-director to Bollywood director Farah Khan. The hero of Khan's film, Desh (Ruslaan Mumtaz), falls in love with Tara, while Rajesh gets his heart on Desh's sister Natasha (Sonal Sehgal).