Kollywood birdies are now busy speculating on the story of 7Am Arivu, staring Suriya in lead role. Close sources said that the flick which is a science fiction will be based on a time machine. Shruthi Hassan will play the role of a young scientist who invents the time machine.

Suriya will don different roles matching different time periods. "The time machine reveals various hidden truths about ancient Tamil history and tradition, even as a powerful gang is chasing the invention to snatch it away. How their attempts are thwarted (by Suriya) and how he makes the world understand and appreciate the richness of Tamil culture is what the film about," , said sources. The flick is produced by Udhayanidhi Stalin of Red Giant movies. The music of the flick is scored by Harris Jayaraj. Suriya will don three different roles in the flick.