When young and perspective surgeon Катрин is suddenly translated on more subzero position in other city, her new chief Марго does not hide the mistrust. Nevertheless, they try to create visibility of the world necessary for joint work, but gradually both begin to contest with an unexpected interattraction. However, the concept of honour is enough, not to give vent to the new feelings, not to mention about that the heart of Марго belongs that, whose wedding ring she carries. Among chaos and drama of the overcrowded reanimation separation Катрин and Марго try to fight not only for lives of patients, but also with the secrets of heart and acts of providence of fate.