When an IMF mission ends badly, the world is faced with dire consequences. As Ethan Hunt takes it upon himself to fulfil his original briefing, the CIA begin to question his loyalty and his motives. The IMF team find themselves in a race against time, hunted by assassins while trying to prevent a global catastrophe.
On the Greek island of Kalokairi, the daughter of Donna Sheridan, Sophie, finds out more about her mother's past while seeking guidance on how to handle her pregnancy.
Audrey and Morgan are best friends who unwittingly become entangled in an international conspiracy when one of the women discovers the boyfriend who dumped her was actually a spy.