Set in the backdrop of the Durga Puja in Kolkata, Kahaani is a desperate heart wrenching and suspenseful tale of a pregnant woman Vidya Bagchi in search of her missing husband. Just like the city-Kolkata, there are many twists and turns in Vidya's quest, wherein nothing is what it seems and danger lurks in every corner. Vidya's Kahaani moves deeper and deeper into the mystery, raising the stakes and putting her life more and more at risk, reaching...

A mysterious man kidnaps the Home Minister's son Rohan. Strangely, Nirmal doesn't ask for money. He demands that the Minister and his team must go looking for his missing son first in order to get Rohan back.

An acclaimed writer and a young homemaker become the prime suspects in a double murder. Police officer Dev must figure out who's telling the truth when both offer conflicting stories about the events of that fateful night.

A series of murders brings ACP Ashwini Dixit and his junior Sub Ir. Ankit Dayal to Manali. Ashwini Dixit attempts to solve the murders, which might be connected to the night club, Vodka Diaries.