Dr. Alex Reid has a profound experience whilst in liminal space, as Charlie Harris and Dawn Bell race against the clock to save her life, after been stabbed in the heart. Dr. Joel treats a suicidal patient, that tests his doctoring duties. Maggie makes a decision about her relationship with Gavin.
Alex's spirit shares an emotional journey with Charlie in the spirit world. Joel treats a drug addicts necrotic leg and strikes up a unlikely close bond to the patient. Dr. Sydney Katz begins her new job throwing Maggie off her game.
Alex returns to work for the first time since her stabbing. She is introduced to her buddy colleague, as she returns. Joel ends up involved in a deadly situation at a local street clinic. Gavin shares a euphoric experience, with someone unlikely.
A mother and son are brought to the hospital after been involved in a car crash. Alex and Joel discover that the mother needs a transplant, and the son is adamant that he be involved in the operation. Rian and Maggie get caught up in a hazardous situation.
Alex, Joel and Maggie face a mysterious case. Charlie has a unexpected link with a patient. Zach questions his abilities as a father.
Shahir and Alex try and save a woman's memory, who is suffering from Alzheimer's with surgery. But another doctor requires life-saving surgery. Tom has to make a decision when he discovers a secret. Charlie is embroiled in Dawn's plan.
Alex and Charlie have to perform double surgery on a teenager. Joel works at a clinic. Maggie is reunited with the Zarb family.
Alex and Joel are challenged with a marathon surgery. Charlie has a day off that's full of surprises. Dana, Zach and James are tested.
Alex and Charlie try to save the life of a man on the run; a spirit won't leave Alex alone; Maggie and Zach try to help a couple; Joel and Shahir help a bride walk down the aisle.
Alex and Dana try to save a single mother's life; a hockey player's mobility is at stake; Charlie gets advice on winning back Alex; Sydney comes clean.
At an off-site army base, Joel and Zach get in a precarious situation; a hypothermia victim fights for the life; Alex, Maggie and Rian write their Surgical Boards.