Off-duty cop John McClane is gripped with a feeling of déjà vu when, on a snowy Christmas Eve in the nation’s capital, terrorists seize a major international airport, holding thousands of holiday travelers hostage. Renegade military commandos led by a murderous rogue officer plot to rescue a drug lord from justice and are prepared for every contingency except one: McClane’s smart-mouthed heroics.

A strikingly beautiful and wealthy woman is hit by a truck and is all smashed up and nearly killed. At nearly the same time, a very plain looking lower middle class woman simply faints and suffers brain death. The beautiful womans brain is fine, so, doctors merely transplant her brain into plain Jane. Problems ensue when plain Janes husband continues to believe she is still his wife. She has no memory of him, and goes to live with the beautiful womans husband. She doesn't mix well with her new socialite friends and family. Mirrors are emotional battlefields as well.

When a documentary-maker begins to make a film about child sexual abuse, the subject begins to eat into him and affect his relationship with those around him, particularly his wife.

Michael Long, an undercover police officer, is shot while investigating a case and left for dead by his assailants. He is rescued by Wilton Knight, a wealthy, dying millionaire and inventor who arranges life-saving surgery, including a new face and a new identity--that of Michael Knight. Michael is then given a special computerized and indestructible car called the Knight Industries Two Thousand (nicknamed KITT), and a mission: apprehend criminals who are beyond the reach of the law. The series depicts Michael's exploits as he and KITT battle the forces of evil on behalf of the Foundation for Law and Government.