GMMTV (channel/producer of 23.5 and the upcoming Pluto) just announced the series "US".
Supposedly for the second half of 2024 but could end up airing in the first semester of 2025.
Trailer:
https://www.youtube.com/watch?v=Y4k1FH1Z2LgLooks angsty but at least the characters are adults and not teenagers.
Will have the same director as 23.5, which is fucking beautiful and you should watch it.