One who guesses what happens next)[1] is a 2015 Indian Tamil-language horror thriller film directed by Kamal G. Starring Yashmith and Sakshi Agarwal in the lead roles along with Siddhu GRN, Pradeep Balaji, Shyam Kirthivasan, Tarun Chakarvarthy and Suresh Pillai.

Alex Premnath composed the background score and cinematography was by Ravi Arumugam.

It is a horror story which revolves around the problems that happen in an IT company.

The Times of India gave the film a rating of two out of five stars and wrote that "A clichéd horror film that fails to give you the thrills".

[4] Malini Mannath of The New Indian Express wrote that "Yoogan at best is a mild thriller, more of a stepping stone for the debutant maker".