While the body had already been removed by Ashbourne’s servants, a few bloodstains still remained scattered across the room. Inspecting each one of them, my master’s gaze and finger systematically appraised them one by one. Every once in a while, my master would take out a vial of some sort of liquid from his jacket. With one drop of that liquid, the color of the bloodstain changed dramatically. Seeing this procedure, Orlocke stroked his chin as if absorbed in the process.
“I see. Rather than science, it’s more like Medieval era Alchemy. Or maybe it would be more correct to call it a form of Witchcraft?”
“By analyzing the concentration of magical energy remaining in the bloodstains, we can determine when Miss Adashino died. There’s nothing this could be other than magecraft, right?”
Case Files I, Chapter 3, Part 3