Ash's professionalism is put to the test by anti-racists and Fascist demonstrators. A demonstration march gets out of control when anti-racists and Fascists clash and Josh witnesses an attack on a black youth but can't help. A DIY enthusiast saves the day as he applies his skills to the problems in casualty and an old man unwillingness to being admitted puzzles Charlie. Kate gets Rachel to talk, after she went missing and admits she needs help. (thetvdb.com)