An M3U8 link is not a video file itself; it is a text file that directs your media player to small segments of video data on the internet. When you search for "hot" links, you are looking for active, low-latency streams that are currently functional.
: Some content may be geo-restricted to South Korea. jtbc m3u8 hot
Sites like hypera.live provide a platform to watch Korean TV live without needing a VPN. An M3U8 link is not a video file