The main focus in these movies as a plot is a close member of a family/ friend initiate a game with clues from purpose of fan. And a twist is when the game went wrong causing that protogonist/s doesn't recognize anymore what is real from what is not. It's not like the main character is crazy or mentally disordered, they're just being tricked. This is the list of these kind of movies.
add: Would You Rather 2012,Dead Body 2017,Bodies, Bodies, Bodies, 2022, Would you rather2012 ,Fear, Inc. (2016)No Escape (2020)
How many have you seen?
