The team struggles to cope with a nightmarish Saturday night in Brighton, including a drugs death, a stake-out, and a dog high on cocaine. However, it is a fight in a nightclub that causes professional problems for Lino and a personal crisis for Carl. Meanwhile, Felix uncovers a vicious organised gang after a bungled house robbery, which unites the team when it results in a raid and a high octane chase. Plus, Jake's mum is rushed to hospital, causing him to realise the truth about his father.