The prefix otomi-games.com indicates the file originated from their servers.
The .rar extension means the file is a compressed archive. You will need a utility like 7-Zip or WinRAR to open it. Content & Safety Context otomi-games.com_UWV2YW31.rar
The file is likely an archive containing a game or application downloaded from Otomi-Games , a website known for distributing adult-oriented 18+ games, visual novels, and Japanese RPGs. File Analysis The prefix otomi-games