The Drowning - S1.E5

In another hallucinatory episode, Alisha drowns in the bathtub and hurts herself in the struggle. On the same day, the police recover the dead body of the girl from St Augustine’s in the woods. Incidentally, Dr. Saini finds similar marks on the necks of Sarah and Alisha leading him to believe that there is a connection between the two. He refers Alisha to Dr. Rao, a renowned hypnotist. Can Dr. Rao help Alisha?