When New York City construction workers uncover the remains of thirty-six people murdered and dismembered over 130 years ago, archaeologist Nora Kelly and Special Agent Pedergast set out to investigate the killings.

"Daisy is the night security guard at the Manchester Museum of Social History. She takes her job very seriously, protecting the museum from teenage troublemakers. Nate works the day shift, though he'd be more suited as a museum guide the way he chats with the visitors. Daisy doesn't approve: how does he find it so easy to talk to strangers? For five minutes each day, their shifts overlap at handover. It's the only interaction they have...until mysterious...