This refers to the Thai drama film Jan Dara: The Beginning (also known as Jan Dara: Pathommabot ), directed by M.L. Pundhevanop Dhewakul and released in 2011. It is a prequel to the 2001 film Jan Dara , based on the novel by Utsana Phleungtham.
I notice you've mentioned — which translates from Indonesian as "watching Jan Dara 2011." nonton jan dara 2011
