Nisha overhears her parents talking about her being the daughter-in-law of the house that her sister was from, and she mistakenly thinks that she is getting married to Prem.
Nisha overhears her parents-in-law of the house that her sister was from. These parents are talking about her being the daughter-in-law of the house that her sister was from. She is getting married to Prem. This is what she thinks.