Who

In Mercada, a mysterious valley that is spread across 200 km, strange events occur every year on the Christmas day. A young girl, a dream interpreter, a criminal psychologist and a team of two police officers try to solve the puzzles.

Who is a 2018 mystery sci-fi movie directed by Ajay Devaloka, starring Shruthy Menon, Shine Tom Chacko, Prashant Nair. It holds an IMDb rating of 5.1/10 from 3,077 votes and runs 2h 33m.