This short documentary, presented and directed by MGM sound engineer Douglas Shearer, goes behind the scenes to look at how the sound portion of a talking picture is created.

Un científico que lidera un gran proyecto oficial, es quien anfitriona a una serie de académicos que, a cada cual más extraño, dirigen distintos experimentos con máquinas de última tecnología. Una de estas máquinas es Gog, un risible robot de cinco brazos, que tiene un hermano gemelo llamado Magog.

Down at the Shark Anomaly Center (or SAC as it's commonly called for short), a group of sexy marine biologists probe the secrets of the greatest predator known to man! They soon discover the ferocious sea creature emits an erotic sound that no woman can resist. But will their newly unearthed 'shark-waves' eventually take them to new heights or simply turn them all into irresistible 'shark babes' bent on overthrowing mankind with unbridled sensuality?

A musician with hyper-sensitive hearing goes in search of an ominous sound that plagues him, but is inaudible to everyone else.