4 1/2… http://www.tmi-comic.com/comic/pricked/

↓ Transcript
Dr Lane
Good Morning, Aoi-san. Your chart’s looking good.

Aoi
Any chance you’ll spring me today, Lane-sensei?

Dr Lane
I wanted 48 hours of readings, but I think we’re past any crisis.

Aoi
Oh good. I know it’s only been two nights and a day, but I feel like I’ve been stuck in this bed for years.