This episode sees new recruit Kirsten in the running for a big promotion, we meet the cleaners who work through the night to keep Central station spick and span and spend time with the street pastors who watch out for late-night vulnerable passengers. A daily commute offers the perfect excuse to form close friendships, and families gather on the concourse to say goodbye to loved ones. The maintenance team have to work through the night to fix a leak, while duty manager Richard has to think on his feet to solve a train delay. The staff at Central station celebrate Glasgow Pride together, while in the Grand Central Hotel there is an art competition celebrating some of the hotel’s most famous guests.