Chandramukhi () is a 2005 Indian Tamil-language comedy horror film written and directed by P. Vasu. A remake of Vasu's Kannada film Apthamitra (2004), which itself loosely based on the Malayalam film Manichitrathazhu (1993), the film stars Rajinikanth, Prabhu, Jyothika, Nayanthara and Vadivelu with an ensemble supporting cast. It revolves around a woman, who suffers from dissociative identity disorder that affects a family, and a psychiatrist who intends to solve the case while risking his life. Chandramukhi was produced by Prabhu and his brother Ramkumar Ganesan through their company Sivaji Productions, and is the company's 50th film. The soundtrack album and background score were composed by Vidyasagar. Cinematography was handled by Sekhar V. Joseph and editing was done by Suresh Urs. Principal photography began on 24 October 2004 and was completed in March 2005. The film was made on a budget of 19 crores. Chandramukhi was released on 14 April 2005 on the eve of the Tamil New Year. The film became a major box office success, with a theatrical run of 890 days at Shanti Theatre. The film won five Tamil Nadu State Film Awards, four Film Fans' Association Awards and two Filmfare Awards. Jyothika and Vadivelu were each awarded a Kalaimamani Award for their work on the film. A sequel entered production in 2022. Plot Saravanan, a psychiatrist from the United States, comes to meet his friend Senthilnathan, and his wife Ganga while on vacation. Senthil's mother Kasthuri wanted Senthil to marry Priya, the daughter of his father's cousin Kandaswamy, to reunite the two branches of the family after 30 years of separation because Senthil's father chose to marry Kasthuri instead of Kandaswamy's sister, Akhilandeshwari, who is also his cousin. Saravanan learns that Senthil had bought the Vettaiyapuram mansion, despite attempts by the local village elders to dissuade them, and moves in with them. Akhilandeshwari is jealous of Saravanan and plots to kill him with the help of her assistant Oomaiyan. When the family visits their ancestral temple, the chief priest reveals the reason everyone fears the mansion. Around 150 years ago, a king named Vettaiyan travelled to Vizianagaram in Andhra Pradesh, where he met and fell in love with a dancer named Chandramukhi. However, she did not reciprocate his feelings as she was already in love with another dancer named Gunasekaran. As a result, Vettaiyan took her back to his palace by force. Unknown to him, Chandramukhi