Following the clue, Tracey searches the Old Coach House where she discovers Benger and Bunce are crooks, and overhears their plans.
After the Friendly Ghost disappears, a woman named Miss Hawk walks into the Red Bedroom, and offers to help Tracey and Edward look for the treasure. Tracey and Edward find a clue which tells them to "Go where old wheels go round".
The Friendly Ghost tells Tracey and Edward the legend of Dark Towers, of the Tall Knight, his treasure, and gives them this warning: "Beware of Two B's Buzzing Together. Beware of the Bird with the brown feather".
Dark Towers is a 1981 educational production by the BBC in the Look and Read series. The series remains highly popular in primary schools to this day. The show involves two main characters; Tracy and Edward. They go about their mission to stop a group, led by Miss Hawk, from stealing the treasures of Dark Towers.