Four couples have made their decision at a dramatic Kiss Off.Now, Mikey must make his. Bobski & Josh have saved their kisses for him, but who will he choose? And who will be sent home?The decision sends shockwaves through the masseria, leading some boys to question the seriousness of people's matches. Is everyone here really looking for love? Or are some people treating the masseria like a candy store?To find out, Dannii Minogue gathers the boys for their first Chemistry Test – Yaas or Pass. Here, the couples discover what brings them together and what moves them apart, resulting in some uncomfortable revelations. In the aftermath, Ross feels his relationship has been unfairly judged and confronts Ben – a confrontation that spills over into Ben's own relationship.Mikey opens up to Gareth and Kailum about something from his past that completely changed his perspective on life, while Ross and Ben's argument reaches boiling point (the gays don't rest – ever). Ross, Ben and Mikey struggle to keep the chemistry going in their relationships, and a number of couples drift apart. Luckily, Dannii swoops in like the Fairy Godmother. Let's hope she has a plan…