It's all AU.

The Master slept for a long time, deeply and dreamlessly. When he woke, alone and drumless, he only panicked for a moment before the memories came back to him. The Doctor and Jack and a lot of difficult decisions to be made.

He washed and dressed and headed downstairs to find some tea and some breakfast. He ate alone, staring into space, brain busy busy thinking.

When he'd finished, he headed outside and started searching every alley he could find for a blue police box.

At last, he found it. He bit his lip, screwed up his courage and knocked on the door.

Jack stepped out of the library, raising a hand to shield his eyes from the bright sky. He gazed around him, vaguely disappointed at the ordinariness of the street - 20th century Earth was no longer much of an adventure to him. It been his favoured haunt as both a Time Agent and a con-man, after all.

Still. New land. New adventures to be had.

He grinned round at the few people in the street and said expansively, "So! Where does one go to have fun around here?"