Ghajini is a 2005 Indian Tamil-language action thriller film directed by A. R. Murugadoss and produced by Salem Chandrasekharan. The film stars Suriya and Asin in the lead, with Nayanthara, Pradeep Rawat and Riyaz Khan in supporting roles. Harris Jayaraj composed the soundtrack and background music, while R. D. Rajasekhar and Anthony were the film's cinematographer and editor, respectively. It revolves around a businessman who suffers from anterograde amnesia and is on a spree to avenge the murder of his girlfriend. The film's production began shortly afterwards in April and was completed by September on the same year. The film was shot at Chennai, while two song sequences were filmed in Switzerland. It was dubbed and released in Telugu by Allu Aravind in November 2005, and received positive reviews with praise for the performances of the lead pair and the plot. It was remade into a Hindi film by Murugadoss again in 2008, with Asin, Rawat and Khan reprising their roles while Suriya's and Nayanthara's roles are played by Aamir Khan and Jiah Khan. The film's story takes inspiration from the Christopher Nolan film Memento (2000) and the 1951 film Happy Go Lovely. Plot Chitra, a medical student and her friends are working on a project about the human brain. She wants to investigate the curious case of Sanjay Ramaswamy, a notable Chennai-based businessman who is reported to have anterograde amnesia. Her professor denies access to Sanjay's records as it is currently under criminal investigation. Chitra, overcome with curiosity, proceeds to investigate the matter herself in secret. Sanjay is suffering from anterograde amnesia; he loses his memory every 15 minutes and uses a system of photographs, notes, and tattoos to recover his memory after each cycle. It is revealed that Sanjay is ultimately out to avenge the death of his lover Kalpana, and that he is systematically killing the people responsible. Sanjay's main target is Lakshman, the head of a Kolkata-based human trafficking network and a notable socialite in Chennai. Inspector Ravi is on the case of the serial murders, who tracks Sanjay at his flat, knocks him unconscious. Ravi finds two diaries where Sanjay has chronicled the events of his life. Sanjay Ramaswamy is the owner of the AirVoice mobile telephone company, who meets Kalpana, a struggling model, and secretly develops romantic feelings for her, while introducing himself as "Manohar". Eventually, both of them spend time together and gradually