Durga Venugopal, a journalist in an English media house decides to break into the infamous Covelon Estate with the help of Michael Devaraj. Sub Inspector Sasi and Dr.Reba enter the estate the estate on the same night.

A usual working day turns unusual for Guru and Harini when they get trapped in their haunted office. A patterned game unlocks a mystery and a lift is their only way out.