The Thai BL phenomenon, rooted in the Japanese yaoi tradition, transitioned from niche online novels and fanfiction to mainstream television in the early 2010s.
: The 2007 film The Love of Siam is widely cited as a foundational moment for gay representation in mainstream Thai media.
: Series like LoveSick (2014) and SOTUS (2016) established the dominant "university campus" setting and proved the massive commercial potential of the genre.