Walker's POV:

I'm busy trying to make a dint in the pile of paperwork that I should have finished yesterday when I hear a knock at my door.

"Come in," I call out without looking up to greet whoever enters.

"Sir," DI Jackson says as he enters my office, closing the door behind him, "can I talk to you for a second?"

"Sure," I reply, clicking save before turning away from the computer screen to look at him. I gesture to the seat opposite my desk, encouraging him to ...