"Chennai Express" is a romantic action comedy film starring Shah Rukh Khan, Deepika Padukone, and Sathyaraj. The movie follows the story of a young couple, Rahul (Shah Rukh Khan) and Lola (Deepika Padukone), who embark on a journey from Mumbai to Rameswaram. The film's narrative is woven around their experiences, as they encounter various characters, including a quirky gang of thieves led by Perumal (Sathyaraj).