The “Scream” movies, at their best, are delectable booby-trapped entertainments, and part of that is how cleverly they stay a step ahead of us. But there’s a moment in “Scream 7” that typifies the sensation this new movie gives you: that it’s leading the audience and lagging behind it at the same time.
We’re watching a homicidal pursuit through the home of Sidney Prescott (Neve Campbell), who is not only back but once again the central character (let’s call her the Final Girl as Mom). Sidney and her teenage daughter, Tatum (Isabel May), a kind of Final Girl in Training, are attempting to elude the blade of Ghostface. There’s a good bit where they inch along…