A new midwife joins the team as the area is rocked by power cuts and blizzards. The new arrival is delayed by the weather and falls ill as soon as she arrives. However, she is quickly dragged from her sick bed to assist with a difficult birth. Nurse Crane and Dr Turner treat an elderly cancer patient who faces losing her house due to slum clearances, and try to convince Sergeant Woolf to allow her to die at home.

Frances is forced to deal with Lila’s growing resentment toward her. After his coworkers encourage him to get back in the game, Robert reconnects with Janice, who tries to help him live out a fantasy. Diane blindsides Frances with a setup, and Dallas attempts to call things off with Tony Silvercreek.

Fiona's homeless tenants barricade themselves in her apartment; Lip takes in Sierra and Lucas; Ian provides sanctuary to a runaway teen; Frank considers retirement.