Alternate Universe. Answer to the prompt, "I left my phone number on the bathroom stall wall and you text me about your day and your frustrations for a month & it's really nice and cute but I still don't know who you are," with some twists and differences.

He can't leave the room. Her room. And it's all the Order's fault. Confined to a small space with only the Mudblood for company, something's going to give. Maybe his sanity. Maybe not. "There," she spat. "Now your Blood's filthy too!" DM/HG. PostHBP.