Emma treats a young kid accused of ferrying drugs, but as she gets wind of a revenge attack, will she be able to get through to him before it's too late? Sid struggles to get the team on board with the table tennis competition. Zara comes to blows with Izzie.

Ayesha feels out of her depth when she is asked to direct a student allergy play. Zara tries to get through to Daniel about Izzie's behaviour. Al takes it upon himself to get Mrs Tembe in the Christmas spirit.