Mother hears your thoughts. Knows your fears. And he will never let you go. Student Olesya discovers that she cannot go outside. Neither she herself, nor the guest who suddenly fell on her head, nor the neighbors - no one manages to leave at least the floor on which they live. And while everyone clings to their little familiar world, the world around begins to deteriorate imperceptibly and irreversibly. Dim. Crumble with concrete crumbs, handle dust and dust, fog and grayness. And then of the grayness is it - Gray Mother. An uncompromising capsule psychological thriller, the action of which takes place in a confined space in an seemingly unremarkable house.