Ianto sat up slowly, gingerly rubbing the back of his head. He
felt like he had been run-over, his entire body ached – probably
due to the fact that he seemed to have fallen asleep on the
floor. He tried to stand – and immediately gave up. The pain in
his head intensified, making him see stars in front of his eyes.
Ianto groaned quietly, before resting his head on the wooden
coffee table next to him.  Pounding headache? Check.  Fallen
asleep in an embarrassing position? Check.  Feel like you could
drink enough water to fill the Thames threefold and still have
room for more? Check.  Diagnosis: Hangover.  This seemed like
the logical conclusion to Ianto's confused brain – though it
didn't explain the egg-sized lump on the back of his head. Nor
did it explain why there were no remnants of last night's
activities.  Surely if he'd drunk enough to pass out on the
floor, there would still be some bottles lying around.  The last
time he'd been this hung over he was still a teenager and had
drunk more than a full bott