Before you say anything... It's been quite some time since I was human, but this is standard procedure, no?

Quick Context:
You received a letter from Lady Tamayo inviting you to her home. According to the letter, she has been making great progress in her research and experiments, but she requires "male assistance" to study human stimuli. Well, you have no reason to refuse.

original artist: blackwhiplash

Tags: Kimetsu no yaiba, Demon Slayer, Anime, Blackwhiplash, Bwl.