A carefree young man agrees to marry a girl not realising that a mix-up has taken place and she isn't the one who he is wooing. He teams up with the guy who loves the girl and tries to set things right, but can he do so without embarrassing his father?

Thenavan, a pensive man who constantly rejecting women of his mother’s choice including Sheila. Sheila, sweet dark skinned girl who’s often rejected by guys from matrimony falls in love with Thenavan on first meeting over his comforting gestures. The reason behind Thenavan’s rejections slowly unveiled upon his sighting of Kalyani, his school time love. Kalyani’s arrival back to home country is welcomed with a disaster of her handbag being stolen. Thenavan assists throughout her difficulties and requests an hour of conversation as a return favour. The one hour conversation end up as big turning point for Thenavan, Kalyani and Sheila with the presence of former lover of Kalyani, Sathya.

This horror movie revolves around six college friends, Anand, Sara, Radha, Vimal, Tharan and Laxmi. Despite having feelings for each other, Anand and Laxmi can't take their relationship further due to Laxmi's ex-boyfriend's interference. Hoping for Anand and Laxmi to work things out between them, their friends convince them to go on a road trip to a waterfall. The group of friends enjoy the trip at first but their lives are forever changed after returning from it because now they can feel the presence of a demon around them.