"He is the guardian. He will protect his saint, no matter what it takes."

Black and Miri just want some alone time.

Instead they get thrown into a high-profile murder case when one of Miri's patients shows up dead.

When the body is found, beheaded and tied to a pier, Los Angeles detectives descend on San Francisco, convinced it's the serial killer they've been hunting, known only by his media name of "the Templar."

When the Templar continues to cut a swath through San Francisco, his victims begin to show a new pattern, however—a pattern that appears to have Miri at its center.