CBS’ hit show “Under The Dome” is taking viewers on a thrill ride this season. Vanessa de la Viña got the chance to go behind the scenes on the set of the show in Wilmington, N.C. She’s showing us what’s in store for next week’s episode in this Scene on 7 exclusive. An unlikely alliance between Big Jim and Julia will bring us closer to answers on where the dome came from and who was involved in it. They’ll also reveal more about the suspicious new character Christine. Her intentions may have some deadly consequences. “Under The Dome” airs Thursdays at 10 p.m. on CBS.