My wife went on a company trip. I asked her to report back via video call. At 1:00 a.m., I received a strange message from her: "Hello? I was thinking of going to bed soon, but what about you... Huh? W-why aren't you wearing any clothes?" My reply faltered—"Ah, well, this is... uh..."—then the audio suddenly cut out. It was the unsettling beginning of a long night.