The file string you've shared, "Underpants.Thief.2021.720p.10bit.HDTV," refers to the (internationally titled Cop Secret ).

Underpants Thief is recognized by film festivals such as the Busan International Film Festival and various Asian film showcases. However, widespread global streaming availability (like Netflix or Prime Video) is currently limited or region-locked to Sri Lanka. Downloading an "HDTV" rip from unofficial sources often carries risks:

A file titled "Underpants.Thief.2021.720p.10bit.HDTV..." has been reported. The file name suggests it could be a movie or TV show file, likely shared or downloaded through unofficial channels. This report aims to highlight potential risks associated with downloading or sharing such files.