Isabelle (2011)

one of the main characters is naked throughout the film

One of the main characters is held in captivity. She is deprived of food. We see her body deteriorate. She is roped to a chair while her captor eats There are painted immages of decaying animals

the language isn't subtle

One of the characters works in a bar. A couple of scenes are shot there. Alcohol is served.

several scenes might be frightening, The ongoing captivity. As such the movie is clearly a thriller. A character hangs herself, only later it is revealed that she used a trick. A character pours gas over her body and her paintings and set herself alight.