While there is no single official article or specific media property titled "roe043 engsub020321 min better," these terms appear to be a mix of technical identifiers, date codes, and fan-related shorthand common in the K-pop and media sharing communities.
Here are clearer, corrected versions depending on intent — pick the one that matches:
If you’re asking about this filename refers to, it’s probably:
: This likely refers to "English Subtitles" (engsub) combined with a date (02/03/21). In an academic context, this often points to recorded video lectures or translated study materials released on that date.