Scientist 1 : "Oi! You there! Identify yourself and produce paper, licenses."
Scientist 2 : "Stop mocking people… We've reached the next anomaly. Congratulations, this is where customs officers once lurked – strange creatures with clipboards and the uncanny ability to detect a forbidden apple in a suitcase packed with socks."
Scientist 1 : "Ah yes, that explains why these fine houses are now without them, Schengen agreements and all. No more border guards demanding to see your underpants in triplicate…"
Scientist 2 : "And we've found this – an ancient customs letter. It contains a riddle, which leads to a code, which presumably unlocks something mysterious. We've narrowed it down to three possible answers. The code is seven if it's the suitcase, one if it's the passport and four if it's the wristwatch."