suspense

suspenseful

cinema

background

mysterious

serious

video

danger

trouble

atmosphere

strange

weird

unknown

enigmatic

first contact

close encounter

ufology

eerie

unearthly

scifi

sci-fi

science fiction genre

sci fi

alien

cinematic

sfx

sf

extraterrestrial

ambiance

ambience

synthesized

multimedia

film

series

movie

scene

documentary

fx

efx

sound effect

soundfx

production element

idea

audio clip

project

synthesize