A. R. Rahman composes an epic soundtrack for colourful crime drama Vendhu Thanindhathu Kaadu. He helps transform a blissful, soaring duet between Silambarasan TR and Rakshita Suresh on “Kaalathukkum Nee Venum” into a heartfelt romantic number. He also employs his own sonorous lilt on guitar-led ballad “Marakkuma Nenjam”, using rousing choruses and hushed melodies to elevate the ambience. Meanwhile, Shreya Ghoshal and Sarthak Kalyani’s vivid vocal interplay on “Unna Nenachadhum” is a soundtrack highlight.