Siddhu is village guy and he is in-charge of a resort in ECR-Chennai. He always takes good care and keeps his customers happy at lowest price. Two couples(Mervin-Ankita, Dhara-Aadhi) started their weekend fun trip to ECR but got stuck in road as they couldn't reach the booked resort in-charge on phone. They came to Siddhu's resort for stay. they had fun, enjoyed, romance. They started teasing Siddhu by his appearance and body language, which made Siddhu feel sad and angry. Siddhu wants to show them-what he is? who he is? The rest of the story is about the transformation to Siddhu to "SIDDHARTH"- Psycho thriller.