Movies like in-gan-jung-dok

Obsessed (Korean: 인간중독; RR: In-gan-jung-dok; lit. "Human Addiction" or "Human Intoxication") is a 2014 South Korean erotic romance film written and directed by Kim Dae-woo, about a couple having a passionate affair in a military camp under tight surveillance in 1969.

Decorated war hero Colonel Kim Jin-pyong is on the verge of his promotion to general. From his commander father-in-law to beautiful wife, Jin-pyong is the subject of much envy and jealousy. But his affection for his wife has subsided long ago, and due to post-traumatic disorder from the Vietnam War, he suffers mental breakdowns and nightmares of the fallen soldiers under his command.

One day, Captain Kyung Woo-jin is transferred to Jin-pyong's troop and he moves in next door with his wife Ga-heun. Jin-pyong encounters Ga-heun and instantly falls in love with her. He has never felt this emotion in his life and is confused by it. He is later invited to an event at an army hospital organized by the wives of commissioned officers, where they volunteer. A patient suffering from PTSD attacks Ga-heun, and Jin-pyong jumps in to help her. He saves her from the patient, but she gets shot in the process and is admitted to the hospital. She begins to develop cordial feelings for Jin-pyong for risking his own life to save her from the vicious attack.