Fade (2022)

An elderly man with Alzheimer's disease (Quint) moves in with his son (BEN), Ben's wife (Nancy) takes care of Quint, and his arrival creates some trouble for the family, but Ben is completely unaware. As Quint's illness worsened, he began to hallucinate, and even thought of Nancy as the carer who used to take care of him, and told Ben that Nancy was abusing him. Ultimately, the family is on the verge of breaking up.