| Genre: | Soap opera |
| Screenplay: | Devi Bala R.Selvaraj |
| Story: | Devi Bala |
| Creative Director: | T.G.Thiyagarajan |
| Director: | B.Nithyanandam |
| Starring: | Nithya Das Seetha Sanjeev Nalini Shreekumar Devadarshini Neelima Rani |
| Country: | India |
| Language: | Tamil |
| Num Seasons: | 1 |
| Num Episodes: | 627[1] |
| Producer: | T.T.G.Thiyagasaravanan Selvi Thiyagarajan |
| Company: | Sathya Jyothi Films |
| Theme Music Composer: | Srinivas |
| Composer: | Kiran |
| Opentheme: | "Idhayam Idhayam" (Vocals) Shweta Mohan Ajeesh Yugabharathi (Lyrics) |
| Cinematography: | Sharavana Pandian |
| Editor: | S.A. Ramesh kumar |
| Camera: | Multi-camera |
| Runtime: | approx. 20-22 minutes per episode |
| Channel: | Sun TV |
Idhayam ('Heart') is a 2009 Indian Tamil-language soap opera on Sun TV. A prime-time serial, it was broadcast from 10 August 2009 to 3 February 2012 at 7:30PM (IST) and 10:00PM (IST) for 627 episodes.
The show is produced by Sathya Jyothi Films, directed by B. Nithyanandam and written by Annakill R.Selvaraj. It was also aired in Sri Lanka Tamil Channel on Shakthi TV.
Prasad rapes Nandhini in a forest by spraying chloroform out of lust. A few years later she is about to marry Shankar, Prasad's friend, much to Prasad's surprise. He still lusts and wants her as his mistress. But his heart suddenly changes, and he gets an urge to marry her. Nandhini's mother-in-law Kalyani is against his wish and make sure he cannot even touch her shadow. As possessive and chauvinist husband Shankar disowns Nandhini for losing her virginity before their marriage.
See main article: Dil Se Diya Vachan. The series was remade in Hindi as Dil Se Diya Vachan which aired on Zee TV in 2010-2011. The remake starred Vandana Joshi as Nandini Rajadhyaksha (Nandini), Gaurav Khanna as Prem Rajadhyaksha (Piream) and Neena Gupta as Dr. Kalyani Rajadhyaksha (Dr.Kalyani).[3]