A/N: A sickly sweet drabble based on a line from Foolproof Potter System. So in a way this is a part of the Potter System story! In retrospect. Sort of. I don't know.
Disclaimer: Harry Potter and the Marauders are not mine.
Beta: No beta.
"Mister Black."
Sirius stayed still.
"Couldn't he stay a little longer?"
"He ought to go to his classes."
Lupin kept his tired eyes on the boy who was resting his head on the edge of the hospital bed.
He lifted a bandage-covered hand to move wisp of hair from the sleeping face.
"He's been here two days already."
Remus looked up at Pomfrey, and breathed, "He has?"
"He wouldn't go even if I threatened to drug him."
Lupin smiled weakly at the unconscious lump.
"If he doesn't bother you – "
"No," Remus shook his head. "He makes me feel better."