This clip is linked to the alien presence in Annihilation, Alex Garland's 2018 science-fiction horror film about a team entering the Shimmer, a strange zone where nature mutates and reality bends. The film is known for its unsettling sound design, with low drones and distorted tones used to suggest something intelligent and unknowable rather than a conventional monster. That atmosphere is why short clips from its soundscape circulate on soundboards and in short-form video, where a few seconds of alien drone can instantly signal dread, transformation or an encounter with the unknown.