A group of friends decides to spend an unforgettable vacation in Mexico. What begins as an adventure filled with partying and diving turns into a nightmare when they are attacked by criminals on the high seas. Trapped in the depths of the ocean, surrounded by sharks and with a ruthless enemy lurking on the surface, Tatiana, the protagonist, must use all her ingenuity and courage to survive and save her friends.

A church group's annual retreat turns deadly when they wander into the wrong part of the Ozark wilderness, and something starts picking them off one by one. Suspicion falls on Ricky (Russell "Russ" Vitale), the troublemaker of the group. But the real threat is far worse. Deep in the forest, wrapped in a labyrinth of webs, the group is pursued by a terrifying prehistoric arachnid that hunts by vibration. When every step could be their last, they only have one choice: Don't Move. It's up to Megan (Lyndsy Fonseca) to hold what's left of the group together and get them out alive.

The series centers on Kate Wyler, the new US ambassador to the United Kingdom, as she helps to defuse an international crisis, forges strategic alliances and adjusts to her new place in the spotlight. She also manages her deteriorating marriage to fellow career diplomat Hal Wyler.