Anna and her 8-year-old son, Anders is on the run from Anders’ violent father. The move to a secret address in a giant block of flats. Anna is terrified that her ex-husband will find them and buy a baby monitor to make sure Anders while he sleeps. But strange noises turn into babycallen from elsewhere in the block. Anna overhears what she believes is the murder of a child. Meanwhile, Anders received a mysterious, dark-haired friend who comes and goes as he pleases. You know the new friend something about the sounds in babycallen? Why is there blood on the drawing to Anders? Are they still in danger?