I was expecting Mary Lou, but she never knocked, she just came in. The knock surprised me. I peered through the tiny hole in the door at a young woman I didn’t recognize. She looked fairly harmless, so I opened the door. The screen was locked, I knew that. The second the door was open she started talking: fast, breathless, urgent. Then she grabbed at the screen and tried to open it. . . .
Please leave a comment with your first 50 words on the topic “knock.”