Refuge (2023) on Netflix

Plot summary

Kate and Rick Pedroni marry and tell each other they feel safe together, then Rick is deployed to Afghanistan as a military sergeant and the two are separated. In a cave during combat, a mysterious force attacks him. Afterward he appears at Kate's side without warning, and the husband who has come home is emotionless and withdrawn, no longer the man she married. She has frightening dreams. A military psychiatrist calls his condition PTSD and places him in a therapy group whose members make repulsive masks and wear them. Kate asks him to stop when he is too forceful with her, and she is frightened to find him wearing the mask in bed.