A scuba diving trip to Puerto Rico takes a deadly turn for Ev, her husband Harold, and their lawyer friend Martin, who discover that a mysterious, brief oxygen disruption has wiped out all life on the island - and possibly the entire world.
Last Woman on Earth
The trio of friends, Ev, Harold, and Martin, embark on a scuba diving excursion in Puerto Rico, only to return to a hauntingly deserted island where every living soul has inexplicably perished.