If you are looking to watch online, it is available on several legal streaming platforms (availability may vary by region):

Jin-pyong’s obsession is portrayed less as a romantic ideal and more as a desperate escape from the "stifling and claustrophobic" atmosphere of the military base and his own mental scars.

The 2014 South Korean film ( In-gan-jung-dok ) is a high-gloss erotic melodrama set in 1969 against the backdrop of the Vietnam War. Directed by Kim Dae-woo, it follows a decorated war hero, Colonel Kim Jin-pyong (Song Seung-heon), who is trapped in a loveless marriage and suffering from PTSD. His life is upended when he falls into a secret, passionate affair with Jong Ga-heun (Lim Ji-yeon), the wife of his ambitious subordinate. Critical Analysis: Love vs. Desperation

Obsessed — Korean Movie Watch Online

If you are looking to watch online, it is available on several legal streaming platforms (availability may vary by region):

Jin-pyong’s obsession is portrayed less as a romantic ideal and more as a desperate escape from the "stifling and claustrophobic" atmosphere of the military base and his own mental scars. Obsessed Korean Movie Watch Online