White Noise

M1, T4: With David and Grace in danger, Charlotte is enlisted to help them go into hiding. But the discovery of their safe place triggers a series of unexpected repercussions. It forces the devil out of Dean's mother, renders Maria and Abigail powerless, draws an avenging Society of Sons to Bledsoe's doorstep, and brings Maria and Tetra closer to understanding Grace's ultimate role in the coming darkness.