Read "The Spy in the Elevator" by Donald E. Westlake online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
He was dangerously insane. He threatened to destroy everything that was noble and decent -- including my date with my girl!
When the elevator didn't come, that just made the day perfect. A broken egg yolk, a stuck zipper, a feedback in the aircon exhaust, the window sticking at full transparency -- well, I won't go through the whole sorry list. Suffice it to say that when the elevator didn't come, that put the roof on the city, as they say.