Ram (Dhanush) and Janani (Shruti Hassan). Dhanush is the son of a wealthy businessman and he is a very jovial person. Shruti Hassan, on the other hand, comes from a middle class family and is not as outgoing as Dhanush. When they first meet on a rainy day on their way to the college, Dhanush falls hard for her. Their love story begins here and eventually they end up getting married. Dhanush and Shruti Hassan move into an apartment of their own and life is good for a while, until one day Dhanush is found dead. Shruti Hassan is devastated and like any loved one she starts to recollect her memories to see if she can find the reason for her husband's untimely death. The twist in the story and the characters that come out is definitely worth watching.