Rajan Zachariah, an Inspector of Police working in the Palakkad District on the Kerala-Karnataka border, investigates a murder case that is very important to him.Rajan Zachariah, an Inspector of Police working in the Palakkad District on the Kerala-Karnataka border, investigates a murder case that is very important to him.Rajan Zachariah, an Inspector of Police working in the Palakkad District on the Kerala-Karnataka border, investigates a murder case that is very important to him.