Fredrick Fitzell (Dylan O'Brien,The Maze Runnerfranchise) is living his best live―until hestarts having horrific visions of Cindy (Maika Monroe,It Follows), a girl who vanished in high school.Afterreaching out to old friends with whom he used to take a mystery drug called Mercury, Fredrick realizes theonly way to stop the visions lies deep within his own memories, so he embarks on a terrifying mentalodyssey to learn the truth.This mind-bending thriller also stars Hannah Gross (Joker) and Emory Cohen(Brooklyn).