Eleven-year-old Masha and her mother Elisa move into her demented grandmother’s house to care for her. The family’s close environment acts as if Masha’s father is dead, something Masha actively denies. A dark secret linked to Elisa’s late father also seems to exist, lurking. When Elisa feels the presence of a threatening person in the house, to protect Masha, she isolates her from the outside world.