Sunlight and the sound of the coffee machine woke me. I sat up, woolly-headed, squinting and wincing as the throbbing hangover headache hit.

"Ugh," I groaned.

"That you, Ari?" Charley called from somewhere.

"Mm," I protested.

"Want some coffee?"

"Mmmr."

"On its way."

I forced my eyes open, scowling at the hateful light. Then I levered myself up and stared balefully out at the world.

She appeared at the door, steaming mug clasped in one hand and a tall glass of water in the other. She put them down for me. "You okay?" she asked.

"No," I whined.

"We did drink a lot."

I fumbled for the water and downed...