‘Stranger Things 5’ Volume 2 new teaser: What viewers must know before watching

A new teaser for 'Stranger Things 5' Volume 2, releasing December 26, hints at a major plot twist. Mr. Whatsit reveals a difficult truth to kidnapped Hawkins kids in Vecna's prison world, suggesting a larger stake than just their loved ones' lives. Max observes from the forest, setting the stage for the final showdown.