Place it at the climax of a horror edit, after It Was At This Moment He Knew sets up the doomed decision and FNaF 2 Hallway Ambience builds the corridor tension. Follow it with Fail Sound Meme only for a darkly comic cut, never for a straight scare.
About this sound
This 13-second clip is Clark's long, breaking cry of “no” as his death scene reaches its end, delivered in a panicked, desperate voice that grows more anguished as it goes on. It feels frightening and helpless, with disbelief giving way to defeat, and its melodramatic edge makes the horror land harder. It comes from a Backrooms movie scene built around Clark's fatal moment.