As the keyword gains search volume, corporations will inevitably try to fake it. Here is a quick guide for discerning the authentic amateur from the corporate copycat:
Based on the title structure, this appears to refer to a specific release within the Korean adult media "amateur" adult video (AV) industry from 2023.
While "Cheongwol" (Blue Moon) is not a standard mainstream entertainment category, it is often used in Korean web novels and indie content to signify a mystical, historical, or fantasy aesthetic (Hanbok, lanterns, nightscapes).