Under the Dome: Let the Games Begin

Norrie, Joe and Angie find a monarch butterfly caterpillar inside the alien egg. Dodee is thrown clear of the mini-dome when she attempts to touch it, and Angie becomes convinced Junior is the fourth hand when it is revealed he had a seizure at the school dance. Meanwhile, Big Jim encounters Maxine's mother Agatha, who tells him she knows about his and Barbie's activities, and Julia discovers a life assurance policy inside her husband's safety deposit box. Sci-fi drama, guest starring Mare Winningham