Tamanna depicts the life of a female cricketer, Dharaa (essayed by Anuja Sathe) The story revolves around a woman who wants to become a cricketer and the sacrifices she has to make in order to achieve her dream.

Dharaa is supported by her father and soon convinces her grandmother about playing cricket. She continues playing well and a promising future seemed to lie ahead. But the sudden deterioration of her father's health convinces her to agree to marry Mihir soon, a guy with whom her alliance was going to be fixed. She is initially happy and continues playing cricket, but soon realises her husbands's chauvinistic side. He treats Dharaa like a prisoner and controls her. He even went to the extent of doubting her character, and feels that Shubhangi, his and Dharaa's daughter, is not his but Diwakar's, his boss and their neighbour. Fed up of Mihir's possessive nature and insulting behaviour, Dharaa files for divorce, which Mihir refuses to give. The story is now showcasing her struggle to get free from this confining relation and work towards her dream of becoming a cricketer.