Cain punches Zak after being warned to leave Charity and Jai alone. Yep, that's Cain punching Zak. So graceful. Rachel devises a plan to rent Brook Cottage before Nicola gets a chance, taking her sister Ali (Kelli Hollis, who joins the cast. That's why she's suitably miserable looking) to look around the property. Marlon continues to avoid Laurel, while Diane invariably catches Alex sneaking out of the pub after staying the night.