Brakebills University is a secret institution specializing in magic. There, amidst an unorthodox education of spellcasting, a group of twenty-something friends soon discover that a magical fantasy world they read about as children is all too real— and poses grave danger to humanity.

In the late 1960s, a Los Angeles police sergeant with a complicated personal life starts tracking a small-time criminal and budding cult leader seeking out vulnerable women to join his “cause.” The name of that man is Charles Manson.