Nikhil is forcefully married to Mouri. But he is already in love with Neera and makes it very clear to Mouri that they will never share a husband -wife relationship.

Bou Kotha Kao was the story of a simple village girl Mouri and a guy from the city Nikhil.[2][3] Nikhil is forcefully married to Mouri, but he is already in love with Neera and makes it very clear to Mouri that they will never share a husband-wife relationship. Nikhil's mother does not like Mouri anyway, and her sole agenda is to make life difficult for her. However, as days pass Nikhil starts falling in love with Mouri. But Nikhil's mother hates her and forces her to leave the house. Mouri puts up in a hostel and tutors Mili in order to earn a living. Mili's father Sagar Sen, a famous choreographer, helps Mouri to become a dancing sensation. Learning about her stardom, Nikhil's family welcomes Mouri back into their house and lives.