Oru CBI Diary Kurippu(ഒരു സി.ബി.ഐ. ഡയറിക്കുറിപ്പ്)

The films depicts a team of CBI officers led by Sethurama Iyer investigating into a murder case. The lead character, Sethurama Iyer is said to have been inspired by a police officer named Radhavinod Raju, who in 2009 was appointed as the first chief of India's National Investigation Agency