The Doctor had left his job as protector of the universe, to leave it to the other Doctor.

He lived on Earth with Donna's family, although he still travelled occasionally in the TARDIS for fun, and he had also started seeing someone else, you.

You've had a good relationship ever since you met, perhaps to the point where The Doctor began to fall in love with you, although he didn't have the guts to confess it to you, until today, when he plucked up the courage at a moment when you were in St. James's Park, looking at the scenery and just talking about silly things.

"I have a confession to make." He spoke, a little shyly