The Heroine , the Hero and the Megalomaniac ( short story ) The Heroine , the Hero and the Megalomaniac was the seventh short story in the Short Trips anthology " " . It was written by Ian Mond . It featured the Eighth Doctor , Seventh Doctor , Ace , Hex and Charley Pollard . Summary . The Heroine ' s Story . On Armstrong ' s Colony , Venetia is running away from a girl and a guy , from whom she stole some kind of device on the orders of her employer , Baron Denton de Kay Leigh . She loses control over her body , which takes her to the market square , and she starts having strange memories . At a jeweller ' s stand , she sees a blue box nearby , and it seems familiar . She touches it , and remembers that she ' s Charley Pollard . A man with a gun grabs her and takes her back to the Baron ' s caves . The Baron takes the tracker from her and gloats about how he turned a simple village girl into a killer , only for her to be a spy for the Doctor . He plans to place Charley into an artefact that will extract her memories , allowing him to gain her knowledge of the Doctor and the TARDIS . After Charley is strapped in , the process begins and she feels great pain . Things become blurry , then she wakes to find herself on the floor , being helped up by the Doctor . The chair has been destroyed , but the Doctor says he doesn ' t know how it happened . The Hero ' s Story . The Doctor enters a cave system , knowing what he is about to face and dreading it . He finds two thugs waiting for him , alongside his previous incarnation . The Seventh Doctor sends the thugs to find Falsten , and the two Doctors talk . The Seventh Doctor has brought Ace and Hex to Armstrong ' s Colony , but the Eighth has no memory of bringing them here . The two Doctors make telepathic contact : the Eighth detected technology on Armstrong ' s Colony that should not be here , and he and Charley came here to look for it ; the Seventh Doctor , Ace and Hex materialised in the Van Koll system to find several planets missing and tracked a temporal distortion to Armstrong ' s Colony . The Seventh gave Ace and Hex a tracker and left them while he did some research , tracing the distortion to the Baron ' s possession of the therapy chair . He travelled back in time to convince several of the Baron ' s men to help him , using the Baron ' s controlling device to keep the men in line . The Seventh tells the Eighth that Charley is the source of the time distortion , but the Eighth refuses to believe it , and they argue . Falsten and the other men arrive , and the Seventh Doctor introduces his associate , who will help in the attack against the Baron . The Seventh then vanishes . The Eighth Doctor frees the mercenaries from the Baron ' s control , and several of them decide to help him in the attack . In the Baron ' s base , the men are attacked by three robots , while a holographic projection of the Baron taunts the Doctor . He disables the robots , heads to the Baron ' s laboratory , and finds Charley unconscious on the floor . He pockets a note from the Seventh Doctor , who rescued Charley from the chair . The Megalomaniac ' s Story . The Baron is tracking Venetia ' s movements , having learned that she is a spy for the Doctor . He is also aware that the Doctor has recruited Falsten and his men . He notes where Venetia / Charley finds the TARDIS and has it brought to his laboratory . During the robot battle , the Baron finds the Seventh Doctor in his laboratory , having just freed Charley from the chair . The Baron threatens to kill Charley unless the Doctor takes his place in the chair . The Baron ' s intention is to extract the Doctor ' s memories and ingest them . However , when the process is finished , and the Doctor is apparently dead , the Doctor ' s mind takes over the Baron ' s . The Baron was unaware exactly how the chair works , and he was also unaware of the effect it would have on a Time Lord brain . The Doctor rewrites the Baron ' s memories , making him benevolent .