In 1960s Thoothukudi, gangster Thilagan’s wife, Sandhya, adopts an orphaned baby named Paari, who has a spear-shaped scar. Thilagan rejects the boy, but Sandhya raises him with love. After her death, teenage Paari meets Rukmini at a funeral in Varanasi. On their return train journey, he saves Thilagan from an ambush, finally earning his grudging respect.