Potol, a singing prodigy, lives in a village with her mother, uncle and aunt. However, after her mother's death, she sets out to search for her father, whose identity she does not know.
Ambitious Moubani Dutta aspires to become a WBCS officer and support her parents, while Rupam, a local boy and good samaritan is madly in love with her & dreams of marrying her. Mou Er Bari traces Mou's journey towards her dream against all adversities with Rupam by her side. Will she fulfill her dreams?