Love of Siam
รักแห่งสยาม (original)
Two young boys are best friends living quiet family lives in Bangkok. Their lives are disrupted when one boy's older sister goes missing on a jungle trip. The shattered family moves away, separating the boys. Years later, now in their late teens, the boys meet again. One of them is now the leader of an aspiring boy band whose managing assistant bears a striking resemblance to the lost sister. The boys must deal with their family and social lives and their feelings for each other.
Starring Witwisit Hiranyawongkul, Mario Maurer, Chermarn Boonyasak, Sinjai Plengpanit, Songsit Roongnophakunsri, Pimpan Buranapim, Arthit Niyomkul, Narinchot Wachirathonniyomkul, Jirayu La-ongmani, Kanya Rattanapetch
It's a drama and romance movie, and has a rating of 7.7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Australia.