In episode four, our couples head to the great outdoors for a challenge full of fantasy and fairytales. Proving that modelling isn't always glamorous, how will the models cope when moved from their mansion to a night in a former cowshed? In the modelling shoot, the couples take a trip to an old castle where they must pose as fairytale characters for award-winning celebrity photographer Mark Harrison, and Emma puts their relationships under scrutiny as each couple reveal how they feel about the state of the others' relationships.