![Under Siege](https://oktaflix.com/wp-content/uploads/2023/09/myHxm9p8fhEsXyaLO6DawYJKolg-185x278.jpg)
A spacecraft is discovered on the floor of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the Habitat, a state-of-the-art underwater living environment, to investigate. ~ Sphere storyline