Connie's old boss Andrea returns to the ED the same time her young heart patient is admitted, but Connie's concerns are soon raised when Andrea becomes insistent on operating. Ash decides to cover for Rita, while Lofty treats a distressed young male.
Connie decides to take a select number of her staff out on a day following the hospital's recent success, but when Ethan takes his eyes off the road for a second too long the team are embroiled in a horrific road traffic collision - with devastating consequences for one character.
A few old faces gather as an emotional day arrives for the staff. Ethan leaves his bed to attend the funeral, while Dixie distracts herself. Iain returns, while a new Tea Lady, Honey, catches the eyes of Noel.
Connie is left questioning herself when a man dies mysteriously in the ED. Dixie can't help but blame Ash for Jeff's death. Cal works closely with Ethan and Charlie on a virus which connects two patients.
Rita and the staff struggle to deal with a football riot which overspills from a pub to the ED. But things soon turn dangerous as a flare is set off, resulting in a man's face being severely burned. Rita is promoted to senior staff nurse.