Jail Three friends Karnan (G V Prakash Kumar) a thief, Kalai (Pasanga Paandi) an ex-convict and Rocky (Nandhan Ram) a drug peddler are childhood friends who live in the government housing board complex in Thuraipakkam, Chennai. The police and the public always eye those in the area as criminals and jobs are denied, forcing them to resort to illegal activities. Rocky is alw…