Jay is terrified of outer space. Turns out, he's right to be afraid. From gamma bursts to coronal mass ejections, space shit could severely mess things up on Earth.
Jay learns about a terrifying, and growing, problem: insects are dying off and it's all our fault. What happens if they go extinct? Can humanity survive without bugs?
Jay explores the idea that our reality is actually a computer simulation. But, if none of this is real, then should we even bother trying to save the world?
In the series finale, Jay confronts the ultimate existential threat: his own doom. Can he learn to accept the uncertainty of his inevitable, but unpredictable, death?