Around the 32nd floor of the chase, I came across a bright empty lobby with a staircase opposing me. The stairs undulated left and right, creating a sine wave when viewed from the balcony above. I was about to continue my sprint up the stairs, but froze a few dots1 away from the first step. Running would be difficult. The steps would move my foot in one direction or the other, making my gait unnaturally wide or crossing my legs and making me step on my own foot, and then it was back to the starting line2.

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