M:I 2 is about an agent who is called away from vacation for a critical mission.

Mission Impossible is about a special agent who is sent on a critical mission with his team.

M:I 3 is about an agent who is asked to come out of retirement to help a former student.

M:I 8 is about a secret agent trying to save the world from nuclear destruction.

Mission Impossible 5 is about a spy trying to stop a global terrorist organization.

Mission Impossible 7 is about a rogue AI fighting against forces seeking to control it.

Mission Impossible 4 is about a spy trying to keep nuclear codes out of a terrorist's hands.

M:I 6 is about spies trying to stop an international coordinated nuclear attack.