Naturist-loving Jess and Ben explore a non-monogamous lifestyle in the hot tub with Olivia and Gage, where Jess faces a big fear. Kirsty and Tom consider attending a huge orgy.

Brendon and Priya want to explore Priya's bisexuality... will her steamy hot tub and sensual time in the bedroom hit the spot? Chelsea and George disagree over how far they should take things.