With Tamil film 3, Aishwarya R Dhanush presents a take on romance that is appealing in its freshness, writes Pavithra Srinivasan. There's a defining moment in RK Productions' and Wunderbar Film's movie, 3, when Rohini meets her daughter after an extended absence; her eyes rove over her face, noting every single thing that's changed about her. A scene that's extremely feminine in its perspective and one that's very refreshing as well.  Debutante Aishwarya R Dhanush's directorial debut has been in the news for more than one reason: she's superstar Rajnikanth'sdaughter, the male lead is her husband National Award winner Dhanush, paired with Shruti Haasan, and then, of course, there's the sensational "Why this Kolaveri di?" which took virtually the whole world by storm.  So, does the film satisfy the sky-high anticipation it's raised? It does, in some respects, and could have done better in others.   The romance track, which unfolds as a series of flashbacks...