The story revolves around five close-knit, middle-class college friends in Chennai: (Siddharth), Karthik (Bharath), Harish (Thaman), Jeeva (Manikandan), and Kumar (Sai Madhav). They are carefree, obsessed with girls, money, and fun, and constantly find themselves in trouble due to their impulsive behavior. The lead protagonist, Munna, falls head over heels for the sophisticated, wealthy Harini (Genelia D'Souza), leading to a quirky, cat-and-mouse romance.
Director Shankar utilized cutting-edge technology for the time, including (using a rig of 62 cameras) for the "Ale Ale" song sequence, a first for Indian cinema. Boys -2003- Tamil Movie