-Hustlers
-Unrequited Love
-Dangerous workplace
-Sexual Content
-LGBTQ+

-Extreme Sexual Content
-LGBTQ+
-Unlikely Romance
-Male Victimization

-Interspecies romance
-Family "adopts" a subhuman creature and ends up really liking him

-Corrupt policemen
-Male postitutes/dancers
-Filming Style
-Story
-LGBTQ+

Same style of filming, each involves a young man who falls into the world of prostitution, and both are LGBT+

Both star Lee Sang Woo. Both have the same type of vibe.

Both star Lee Sang Woo. Both deal with perverted individuals and sexual abuse.

Both show Choi Jae-Sung playing a gay/bi guy from the military. Both are LGBT.

Both films star Lee Sang Woo. Both show gritty homosexual interactions and military abuse of power.

Both films star Lee Sang Woo. Both show gritty homosexual interactions and military abuse of power.

Same actors, same director, same gritty violence and sexuality. Both show sexual abuse in the South Korean military, as well.

One of the short films in "All About My Father" depicts the same type of sexual abuse in the South Korean military as is shown in "Black Stone"