Series 21, Episode 2 airs Tuesday 8th January at 20:00 on BBC One.

A surprise blast from the distant past returns to run a Young Adult Unit alongside top consultant Ange Godard. He successfully puts everyone on tenterhooks with his notorious barbs and quips, until things take a surprising turn, much to everyone’s surprise.

Nicky competes with Cameron for the junior doctor lead position only to realise that high accolades aren’t everything when it to come to surgery.

Serena steps in to protect her ward when an old face from the past turns up and offends them. Serena fails to see the funny side and takes control.