Episode 4. Back to 1792

Amber and Rose teleport the crew to the space station to find the aliens. They end up going back in time to a garden centre, then back again to the space station offices, Once again they trip the invader monitors and are transported to a safe location in Cuvier Switzerland in the year 1792. Joel becomes unwell from the time hops. Sandy stays with Joel while Gregg goes off to find help. He meets a Dr Pierre Ordinaire who offers his assistance and a place to stay until Joel recovers. Sandy has a clever plan.