The Rajan case refers to the death of P. Rajan, a student of the Regional Engineering College, Calicut, as a result of torture in local police custody in Kerala during the nationwide Emergency in India in 1976, and the legal battle that followed, which revealed facts of the incident to the public. His remains are yet to be recovered.

Piravi is a 1989 Indian Malayalam-language drama film directed by Shaji N. Karun. It stars Premji, Archana and Lakshmi Krishnamurthy. The film is based on the life of professor T. V. Eachara Warrier, whose son, a student in Regional Engineering College, Calicut, was killed in police custody during the National Emergency Period of 1976. The film's music was composed by G. Aravindan and Mohan Sithara. Piravi received widespread critical acclaim upon release. The film was screened and very well received at many film festivals and won at least 31 awards, including the Caméra d'Or — Mention Spéciale at the 1989 Cannes Film Festival. It also won the National Film Award for Best Feature Film at the Indian National Film Awards in 1989.