The plot focuses on two documentary filmmakers who attempt to expose a cult led by a charismatic leader (Marling) who claims to be from the future.

[4] In Los Angeles, substitute schoolteacher Peter Aitken and aspiring writer Lorna Michaelson are a couple in their twenties making a film documentary.

Peter and Lorna then join eight other members and meet Maggie, who uses an oxygen tank and implies that the showering and clothing requirements are to avoid aggravating her illness.

She describes the future as riddled with war, famine and struggle, and has come back to select a special band of chosen people to prepare for what lies ahead.

Manohla Dargis wrote in her review in The New York Times: "Nobody is gutted in Sound of My Voice, a smart, effectively unsettling movie about the need to believe and the hard, cruel arts of persuasion.

"[6] Brent Simon, a film critic, summed up Sound of My Voice as, "a delicate, mesmeric thing that dances darkly along the edges of psychology, religion and science-fiction, raising questions about faith, identity, self-betterment and romantic connection.

[8] In his round-up of 2012's cinematic standouts, Variety film critic Peter Debruge admitted to having watched Sound of My Voice four times and called it an "ingenious low-budget puzzler.