Idhu Namma Aalu’s biggest asset is undoubtedly its stars, Simbu and Nayanthara. It feels like a clever choice on the director's part, and it's one of the few things that Pandiraj gets right. The audience is aware of their shared history, something Pandiraj capitalizes on in an attempt to build a romantic storyline around them. They portray Siva (Simbu) and Myla (Nayanthara), individuals who have left their small town…