Doctor Who At Childhoods End by Sophie Aldred

Past or future which path do you choose Past present and future collide as the Thirteenth Doctor meets classic Doctor Who companion Ace in the first epic novel from the woman who played her Sophie Aldred. Once a girl called Ace travelled the universe with the Doctor until in the wake of a terrible tragedy they parted company. Decades later she is known as Dorothy McShane the reclusive millionaire philanthropist who heads global organisation A Charitable Earth. And Dorothy is haunted by terri Paperback softback