BAD! I saw this a few weeks ago and I sat with it for a while because some of it WAS really good, but overall, I think the ending just kind of let me down. I agree with you Curt that the horror parts turned out to be the worst parts of the movie and I just wasn't really invested in the modern girl's storyline. I thought it was a cute concept but Anya's character was MUCH more captivating, they should have focused on her.
The ending was just.. a weird twist, I guess. It could have worked but having us try to sympathize with the dead men in the last minute to justify killing the old lady was just.. idk! Felt like it was written by a man because it just kind of backtracked over everything the movie was telling us to root for. OH WELL!