Cameron is concerned that charismatic locum Drew Nicholson-Heath (guest star John Barrowman) is out to expose him, so he resorts to his old tricks of playing the hero - but he is almost caught out and gaslights a colleague into thinking she made a mistake. A desperate Sacha wants to give Essie a reason to keep on living, but when she insists on preparing for the inevitable, he does something completely out of character. Kian spends the day babysitting Emma, hoping to win back Jac's heart.