Nancy and the Drew Crew desperately search for George's missing sister, Ted, whose kidnapping eerily mirrors the investigation that started Nancy's sleuthing career. Meanwhile, while revisiting the trauma of her past, as a means to solving the present-day mystery, Nancy finally reconnects with her father just as an escalation in the Lucy Sable investigation threatens to separate them forever.

When Nancy's quest to clear Carson's name clashes with Owen's pursuit of justice for the victims of the Bonny Scot, she'll have to decide just how far she's willing to go to get her dad out of jail.