During the course of the remodel on one of the cabins at the writers retreat, the contractor finds a box hidden in a wall. Jill opens the box to find love letters written to a woman named Francine more than fifty years ago. Jill decides to track down the woman to return the letters only to find that she was the fourth victim of the Silk Stalking Strangler, a serial killer who killed thirteen women in the mid 1960's. The strangler was never caught so Jill and the gang decide to dig into the mystery only to find that the fourth victim of the Silk Stalking Strangler may not have been killed by the Strangler after all. The question before the group becomes: if not the strangler then who?