However, “The Devil’s Chord” made it very clear that they are not The One Who Waits in Doctor Who. Maestro is their name, and they are connected to another character already seen.

"There's always a twist at the end + Susan Twist + The Doctor mentioning his granddaughter Susan + The One Who Waits + Ruby's mother." Susan Foreman and The One Who Waits For those needing to ...

Four new Doctor Who Target Books adapt recent adventures for the Fifteenth Doctor, Ruby and Belinda. Discover the titles and authors here.