The beheading of a well-known man, whose head is missing from the scene of the murder, shocks the locals of a tiny hamlet in Tamil Nadu. Everyone suspects Veni, the local school's geography teacher, but she seems to have disappeared from the planet. Unsettling details about Veni's past that had previously seemed to be unknown eventually come to light as the police gather testimony from people who had a close relationship with Veni. The place of Veni? Her family and the residents of the town are troubled by the query, but the investigating officer faces a different issue: What is Veni?