Bethany gets herself in even deeper with Nathan tonight as she gives the police a false alibi for where he was during the assault. Later on then, it's time for their dinner with Sarah and Gary, but her mum is in for a shock when she realises just how old Nathan is. Meanwhile, Aidan is worried that Maria will spill the beans about their affair to Eva, and Chloe tells Peter her ex is stalking her and she's scared to go home... but what is she really up to?