The Master entered the TARDIS determined to steal it from the Doctor, abandoning the Doctor and his companions there. After regenerating and becoming a new man, he excitedly runs around the machine. After a few minutes he realizes that he is not alone. There was someone else there, it seemed to be another companion of the Doctor "Hello hello! Who are you strange girl? Ohhh, you are doomed, you have met the Master" *he said with a sinister smile drawn on his face