The girl’s reason that these hallucinations are warning signs from their dead mother that Rachel murdered her. In their investigation of Rachel, the girls find no woman by her name in the nursing database and conclude that she is actually a woman by the name of Mildred Kemp, a nanny who killed the three children she was looking after because she had been obsessed with their father. When the girls confront their father about Rachel he ignores them and leaves for work. Anna and Alex then try to gather enough evidence on Rachel to go to the police but Rachel catches Alex and sedates her. Anna who gets away goes to the police station to try and make her case to the police but Rachel shows up, claims that Anna is not mentally stable and sedates her and takes her home. In her sedated stage of mind Anna sees Alex in the doorway of the bedroom holding a knife motioning her to stay silent. Anna awakens and finds out that Alex has killed Rachel and moved her body into the dumpster outside of their house; relieved that the girl’s torment from Rachel has ended they are quite happy.
Moments later their father arrives at home horrified to see what has happened. Anna explains to him about Rachel’s past as Mildred Kemp and says that “Alex had to do, she was going to kill me if she didn’t”. Anna’s father is confused and states that Alex …show more content…
Dissociative Identity Disorder because she has obviously memory lapses when certain events happen that she participated in. Those being when she murdered Rachel and the fact that she did not remember the night her sister and mother died. There is also a subplot where Anna meets her old boyfriend and in an argument to talk about what happened the night her mother died, when she goes to the meeting spot her boyfriend is not there. Late that night she hallucinate him in her room with a broken spin horribly deformed. The next morning he is pulled from the lake with a broken back, the authorities assume that he must have fallen. In the flashbacks she has at the end of the film we see that Anna pushed him off the cliff and simply didn’t remember doing