The big reveal of 2016’s “Split” was its position as a sequel to 2000’s “Unbreakable.” It played like a Hail Mary pass from writer/director M. Night Shyamalan, presenting a treat to his fanbase after they’ve years spent wishing for a proper continuation to his unusual take on iconic comic book formula. “Split” surprised many by becoming a sizable hit, managing to restore Shyamalan’s helming career in the process, and he’s spending his comeback bucks on “Glass,” which is, without disguise, the next chapter in the “Unbreakable” saga. However, Shyamalan isn’t one to give his audience exactly what they want, and “Glass” seems to exist solely to deny expectations. This isn’t a superhero blow-out paying off painstaking character mythos and pages of exposition, but another talky, low-energy endeavor that slowly stitches together the worlds of the previous chapters, with Shyamalan unwilling to do anything more with this universe than portion it out in small bites. Read the rest at Blu-ray.com