India, Sept. 30 -- Yami Gautam is entering a Meerut household as the perfect new bahu. But there is something very unusual about Mohini. The trailer of Nayyi Navelli is finally out, and what initially looks like a familiar family drama soon turns into a supernatural mystery involving witches, demons, folklore and a mysterious Raavan Raj.

Mohini arrives in the Awasthi family as a picture-perfect bride. She quickly wins everyone over and appears to bring some much-needed peace to the chaotic household. But her brother-in-law is not convinced. He suspects that his new bhabhi is actually a daayan. And the trailer only makes that suspicion more complicated.

So, is Yami Gautam really playing a witch? Who is Mohini? And what exactly is Raavan ...