anybody. she was such a sweetheart. >> that's all for this edition of dateline extra. i'm craig melvin. thank you for watching. you have to be aware of your surroundings because you just never know. >> it started with a frightening horror flick from the '80s. >> the movie is we're going to take some women into the woods and then poof, they're going to be hunted down. >> then decades later, something truly frightening. it it was happening for real. a strange vanishing in the forest. >> immediately we knew something was wrong. >> then another. >> your heart just broke. >> sheryl, then meredith. two women missing and two desperate efforts to find her. >> she he could be alive and we can't let up. >> could this old movie be the key? are there scenes reenacted? >> there are a lot of