Anna and Henrik are thrust into a dangerous underworld when their son brings a heinous crime to their doorstep. Parental instincts quickly overcome morality as the couple does everything in their power to protect their family and future.
Iiris tries to recover from her difficult separation with Artturi when she unexpectedly meets Anton. The relationship doesn't get a chance to progress far when Iiris' son Niilo suddenly becomes ill. Niilo would only need a small operation, but once the boy enters the operating room, the hospital is subjected to a cyber attack. The power is cut off, the ventilators stop working and all access to patient data is blocked. Nurses have to prioritize whose life is the most valuable.