Complex sentence: One day as Chiru is out Mohini calls Rajendra Prasad to her house, but things go worse and suddenly Chiru returns before time and finds Rajendra Prasad in his house and asks him why he is there and what is he doing, and Rajendra Prasad mumbles.
Split into simpler sentences: One day as Chiru is out, Mohini calls Rajendra Prasad to her house, but things go badly when Chiru returns home earlier than expected and finds Rajendra Prasad in his house. He asks him why he is there and what is he doing, and Rajendra Prasad mumbles.