ok. this movie start out to be okay at first . you get a guy that have be supposedly in a coma for the past four year after he kill his fiancé during some weird ritual . he wake up in a mental hospital with no recollection of what happen let alone where he his or what he do . spoiler ahead . dr. ek ( very weird guy and mediocre act skill ) explain to him what he do and then send him to this house call the house of love . here he meet all kind of strange character . he start have nightmare after his first night about go into the attic of this place and find a lock trunk and but someone be inside . he open it and they pull him in . well eventually and he find out that this be really his old house where he and his fiancé use to live before he kill her . he keep have the nightmare ( thus explain the name of the movie ) and one by one his friend at the house get murder . more spoiler spoiler continue . it turn out that all his fellow mental patient be really actor just try to get him to relive or redo his ritual so dr. ek can get the special book that he use so he can be the all powerful doctor ek . end of spoiler . basically this film repeat itself throughout the movie and generally end up be very stupid and confuse . spoiler spoiler spoiler . wan na know the big twist in this one and he be really asleep the whole time . not even worth renting .