Everlasting Jellyfish

Turritopsis Dohrnii is a species of Jellyfish that, in the real world, can age in reverse and theoretically live forever, what if these immortal jellyfish developped a conscience?
This is a project for art school, the first using Godot and any game engine in general.
Though not my first time with Godot, it's still the first thing I managed to actually finish, hope you enjoy it!!

Use the left and the right arrow to move.

Underwater Deep Water Loop by Department64 -- https://freesound.org/s/651743/ -- License: Attribution 4.0