Katrina Hansen has just witnessed the murder of her parents, and was almost killed herself. Even when she's in protective police custody, she's still on the run from a group of murderers who want her dead, only because she witnessed her parents death. When tides turn, Richard Castle and Kate Beckett both take interest in her, and will protect her from them. No matter the cost.

When a team of unprepared Guardians run into the Vault of Glass, how will it break the Lone Survivor? How will joining a new squad clear her head? All she can feel is the strange sensation of falling, and all she can hear are the dark whispers of the curse that has struck her.