For her sophomore effort, Aishwaryaa Dhanush has come up with a film that is far removed from the bleak world of her solid debut, 3. Marking this departure from grim to grime is cinematographer R Velraj (whose name is used for a cop character); in place of the brooding visuals of 3, he gives Vai Raja Vai, a playful, sprightly thriller, a grungy look (most often) that calls attention to the dirty, dangerous world which the protagonist is dragged into. The film isn't perfect, far from it, it has a few weak spots that could have been disastrous but the confidence with which Aishwaryaa manages to n...