The first official single for the upcoming Tamil film titled Complex has been released online. The song titled Kaththi Koovudhu Kadhal has been composed by Karthik Raaja. The composer is best known for films like Ullaasam and Ullam Kollai Poguthae. It is worth noting that Karthik Raaja is the son of veteran music composer Ilaiyaraaja and the brother of Yuvan Shankar Raja. 

The song features vocals by music composer GV Prakash Kumar along with his wife and singer Saindhavi. The lyrics for the song have been penned by Gnanakaravel, who has previously worked on films like Kaappaan and Aandavan Kattalai. Complex is written and directed by Mantra Veerapandian, who had previously worked as an assistant for director Bala. The film reportedly tackles themes like body shaming and how it affects a person and society as a whole.

Complex stars Venkat Senguttuvan in the lead while Ivana plays the female lead, who will be seen in the upcoming film starring Pradeep Ranganathan in the lead titled Love Today. The ensemble cast of the film also includes Aradhya, MS Baskar, ‘Aadukalam’ Naren, Bava Chelladurai, E Praveen Kumar, Sudharsan Govind. The film is produced by Lenin Babu under the banner GS Cinema International. The makers of the film are yet to announce the release date for the film.