Sister Amala (Sangita), a nun is found dead in the well of the convent where she was staying. The police discover that she was murdered. Idamattom Palackal Easow Panickar and his team find out the truth behind Sr. Amala’s murder. The suspects include Fr. Clement Kaliyar and the local legislator Monayi and a hitman – Cardinal Carlos. Things get worse when Kaliyar Achan and one of police officers, Ezhuthachan, are killed.