“Rosie?” my sister calls as she knocks on my door. My eyes flicker open, and I wonder what time it is. “Are you up yet?”

“Ahh!” I pull the covers over my head when she turns on the light because my eyes aren’t ready for it.

I tossed and turned most of the night, but I must have finally crashed at some point. There’s no way I’ve been asleep for long because I feel exhausted.

“What are you doing?” She laughs and yanks the blanket down. “You’re going to be late. I made breakfast.”

She is way too chipper this morning, and why didn’t my alarm go off? Oh yeah,...