You're referring to the psychological thriller film "Syndrome" (2004) also known as "The Syndrome"!
Have you seen "Syndrome" (2004)? Share your thoughts on this psychological thriller! sindrome 2004 imdb
Psychological Thriller, Mystery
Released in 2004, "Syndrome" is a gripping psychological thriller that has garnered attention on IMDB for its intricate plot and eerie atmosphere. Directed by George Sluizer, this film is a masterclass in building tension and keeping viewers on the edge of their seats. Mystery Released in 2004
George Sluizer