Sleep Genius bands are pushing boundaries — and proving the Bay Area underground is alive and well

MUSIC Two bra-clad figures peek through a shroud of fog onstage that's every bit as thick as the shrieking white noise at Oakland's Night Light. The sound is a perfect accompaniment for the sadomasochistic display before the audience. One woman's lips press against another's flesh, but if you lower your glance, you'll notice among the chaos that one is slicing a blade across the other's stomach like a ritualistic-looking sacrifice. Blood is drawn, even though they seem to be intimately embraced.