Oceanus: Living In Isolation

At the dawn of colonizing planets, humanity supports a bold new experiment on Earth to create three self-sustaining habitats, one underground, one above, and one under the sea. With dreams of colonization, they test human capacity by isolating the inhabitants from the outside world for a year.
Telsa and Simon join the first inhabitants on Oceanus, the undersea habitat. Simon leaves his youngest, Rosie, with her grandmother. It would only be a year, what could go wrong?

Everything runs smoothl...