Saath Nibhaana Saathiya

The Modis discover that Paridhi has hired a maid. Meanwhile, Radha pretends to be Roopavati and misleads the family. She impresses Paridhi by doing all the household chores. Kokila, however, is suspicious about Roopavati and asks Paridhi to check her background. Will she find out Roopavati's identity?