The Old Guard (2020) follows a group of immortal mercenaries led by Andy (Charlize Theron), who have been fighting to protect humanity for centuries. The team discovers that they are being hunted after one of their members, Nile (KiKi Layne), an American soldier, is revealed to be immortal. As the group unravels a conspiracy, they must fight to stay hidden and preserve their way of life while confronting the betrayal of a new threat in the form of a pharmaceutical mogul seeking to exploit their abilities.

The film explores themes of immortality, sacrifice, and the ethical consequences of living forever. As the mercenaries face their greatest challenge, they also confront personal struggles and emotional wounds accumulated over the centuries. The Old Guard delivers intense action sequences while blending supernatural elements with deeply human stories, showcasing the burdens and loneliness of immortality while focusing on the bond shared between the members of the team.