DS Hart arrives at the pub to tell Aaron his alibi isn’t credible, and he soon grows suspicious of Ross. But he has bigger problems on his hands when Robert approaches him with a gun. Is Debbie at risk now too for giving him a false alibi? Meanwhile, Rhona and Paddy get through to the next stage of the adoption process, but Bernice hints to Rhona that Paddy has been shopping for jewellery. Meanwhile, Chas finds herself drawn to Gordon, but how will Aaron react?