Asambhav is the story of Shastri family. The story began with Sulekha and Adinath getting engaged. But then, due to some
inevitable circumstances, Adinath ends up getting married to Shubhra. Sulekha(the vamp) is hurt due to this marriage and
seeks revenge. Meanwhile, Shubhra is getting flashbacks, and is not able to understand what it is all about. She also has
intuitions of future happenings to other people but those of shastri family and they come true.

Sulekha meanwhile is able to understand that in the previous life she was Indumati and had vowed to destroy the shastri
getting married to Shubhra in present).She has unique power of hypnotizing people and plans to kill the members accordingly
and the first person to fall in this trap is Nikhil(adinath's cousin) and he dies.

On the other hand shubhra starts consulting a psychiatrist to interpret the meaning of all her visions.Sulekha’s mother comes
to know the truth and as a result sulekha sends her to mental hospital.

Shubhra during her treatment understands that she is reincarnation of Parvati who had tried to stop indumati's intentions of
taking over the shastri family's wealth.Now,Sulekha in this birth wants to complete her vow and challenges Shubhra that she
will destroy shastri family in each birth.

Will Sulekha succeed in her cruel intentions?

After nikhil,who will fall prey to Sulekha's intentions?

Will Shubhra(parvati) be able to stop sulekha from destroying the shastri family?

Will this fight between the good and evil continue or will it end in this life?