The release tag refers to the first season of the supernatural horror series Archive 81 , encoded in the efficient HEVC (x265) format for high-quality playback at smaller file sizes. Series Overview
If you are looking for this specific file, you are likely interested in the show itself. Archive 81 Archive.81.S01.WEBRip.x265-ION265
It looks like you’ve provided a for a TV series. The release tag refers to the first season