From Subedaar to Chowkidaar

The man is revealed to be Subhedar, but he proves his innocence. So now, Chandramukhi and Billu scouts that society at night. They see a man writing on the car. He is brought to the Chowki. The man turns out to be Dhobi, who was doing all these things as society people had broken down his shop in the society. What will they do now?