After the Hallyu wave (rise of South Korean culture), most of us are familiar with the K-pop boy band, BTS. Not to forget, Korean TV shows, aka K-dramas, have also taken the world by storm; in fact, Squid Game garnered 1.65 billion view hours in the first 28 days of its premiere!
With its popularity, instances in which Korean cultural appreciation has turned to cultural appropriation have increased. Just look at Anna, who kept calling the original poster’s (OP) cousin “oppa” even when asked not to, so she finally got shamed publicly.
More info: Reddit