There is no singular "full story" or viral event universally associated with this specific raw filename. Because thousands of devices generate files with this exact timestamp format daily, it could refer to many different things depending on the platform where you encountered it:
If you are looking for a story related to a that happened on August 20, 2022 (such as a news report or a specific viral clip), please provide more details about the content of the video or the platform where you found the link. VID_20220820_120905_713.mp4
The filename is a standard automated naming convention for video files recorded on mobile devices (typically Android). It indicates the video was recorded on August 20, 2022 , at approximately 12:09 PM . There is no singular "full story" or viral