True Story? I think so...
I think it was inspired by this case. It's very similar.
http://www.examiner.com/list/maternal-obsession-aka-locked-away-inspired-by-true-story-of-teka-adams
I think it was inspired by this case. It's very similar.
http://www.examiner.com/list/maternal-obsession-aka-locked-away-inspired-by-true-story-of-teka-adams