Along the rugged Welsh coastline, Bobby Jones finds a dying man at the bottom of the cliffs. As Bobby tries to ease his final moments, the dying man utters a mysterious question.
Following a shocking death thought to be suicide, Bobby and Frankie are convinced it was murder. Together, they hatch a plan to infiltrate Frankie into the home of their prime suspect.
To find out the answer to the question, Frankie and Bobby risk their lives entering the lion's den to confront the mastermind behind the plot and finally solve the mystery.