[About halfway through, he had entered - so it's entirely possible for Sherlock to have noticed him, after all.

As for Moriarty himself, he shrugs.]

Mm, not really. Just taking a walk after a failed run, you see.

[...Speedrun, that is. He was so close to breaking a personal best, goddamnit.]

I heard the music from outside, so I decided to see who was playing in such an angry way. Imagine my surprise when I saw you!