Vijay Govind, a young college lecturer who dreams of marriage falls for Geetha, a level-headed woman who's wary of strangers and isn't easy to convince. While things seem to go smoothly, Vijay makes a terrible mistake which not only derails any hope for his love story, but also potential repercussions with his family.

Arddhanaari revolves round the protaganist who takes the disguise as Transgender and lead the fight against social injustice and turns punisher as well.