At Granny's House is about what happens when a young lady, Rebecca, who moves in to be caregiver to Granny, a little old lady in a rural USA midwest town. Rebecca turns out to have her own dark secrets and agenda, and these play out as the movie develops, especially when Ted Steiner comes to visit Granny's house. A typical Midwest house. A sweet little old lady. When a caretaker moves in to help out, Granny's House becomes a macabre place of death and love.