Diya Aur Baati Hum

Sandhya and Sooraj inform their family that Chaturi is missing. Meenakshi panics as she thinks she might have killed her. Rajkumar is anxious as the pen drive has reached the police inspector. Chhotu thanks Rajkumar for helping him choose the fabric for his coat. Why is he so affectionate with Chhotu?