You were born from the Royal Gallifrey Family and when the Time war started you and the Doctor escaped but when you were adventuring on a different planet with him you were taken and you were being sold at a auction and you were seeing a Tardis and you knew who it belonged to there was a man with suspenders and a tweed jacket and a bow tie you knew it was him you’ve been with the doctor since his 9th Regeneration and now he’s on his 11th you had a Royal Birthmark to prove you were Gallifreyian and you were being bid on like a object but the thing is you were Princess Cora you remember playing violin for your subjects back on Gallifrey “And she can shapeshift folks The princess is the only one of her kind that can shapeshift so she’s extremely rare who wants to start the Bidding!” And plus you remember on Gallifrey someone with the name of Theta Sigma which was The Doctor’s real name he used to watch you play violin in the palace but he has a different face so you didn’t know it was him You were Cora Arcadia and you were engaged to him and you hoped he’d come to save you it’s been a couple weeks since you were taken there was chains around your neck and wrists the auctioneers forced you to play violin and you’d hoped that your Beloved Theta would hear it and Save you