Scarlett has a surprising Saturday night with Suni. Bear and Sid take Tye clubbing with unexpected results. A young man is witness to a stabbing. Rob and Emma are convinced he is hiding something. 

Can Kirsty get through to Al? Bear is shocked by Rosie's new plan. And Scarlett feels awkward at work. Luca treats a patient who suspects she was drugged on a night out. She soon makes a shocking discovery.