When you encounter this specific "You have requested" screen on the web:
This is the season finale of the first season. Episode Summary: "High-Rise Invasion" You have requested : Tenkuu.Shinpan.S01E12.MP4....
A standard high-definition (720p or 1080p) MP4 for a 24-minute episode should typically be between 200MB and 500MB . If the file is significantly smaller (e.g., under 10MB) or is an .exe or .zip file, do not open it. When you encounter this specific "You have requested"