The cast return, with some new faces in tow, as they head to their annual holiday destination in Marbella. Gemma and Arg question Lydia's return. Whilst Chloe and Lauren don't know if they can move past their fall out over Mario.
Chloe questions Ferne's feelings towards her brother. Bobby's growing suspicions lead him to break up with Harry. Harry finally admits to cheating on Bobby with his ex. Dan confronts Jasmin about comments she has made behind his back.
Ferne tries to apologise to Chloe, but Chloe isn't in a forgiving mood. Charlie tries to make amends by arranging a dinner for himself, Ferne, Chloe and Elliott, but the bickering continues. Jasmin confronts Georgia at her birthday party about the night she spent with Dan in Marbella. Harry has told Gemma and Dani he wants to be back with Bobby. But Gemma does some digging and finds out Harry is still in touch with his ex. Arg begins training with Dan in hopes of winning Lydia back.
Harry crashes a movie night at Gemma's to try and win Bobby back. Lydia goes for a night out with Arg. Grace and Tom go wine tasting. Dan confesses he's in love. Lewis and Lauren take things to the next stage in their relationship. Elliott and Chloe's relationship goes from strength to strength.