Secretly, Sherlock's pretty psyched. He doesn't act it, though.
Arrangements
And then the pan that John was stirring hot chocolate in bubbled over because he hadn't been paying attention, scorching his hand.
"AH! Dammit, Sherlock, don't distract me while I'm working!"
Sherlock ignored this little spectacle and John's now bright-red hand. "Tomorrow is your off day, am I correct? I'll introduce you to Lestrade and get you access to crime scenes. Then we'll see about an apartment."
John dropped the napkin he'd been holding to his hand in shock, then quickly snatched it off the stove. "E-Excuse me?"
"We'll get an apartment together and split. It'll be cheap."
Prompt was #1: red