Swarnaja (Koel Mallick) is a hard-working do-gooder radio jockey with the rarest blood group in the world, Rh null blood group. She has been brought up by her grandmother. Her four year old son Pawrag is kidnapped by Shammo, an imposter.

Ghawre Bairey Aaj is inspired by Rabindranath Tagore's novel 'Ghawre Bairey' (Home and the World) and is a contemporary retelling of love triangle involving Tagore's characters Nikhilesh, Sandip and Bimala.