The series tells about the life of medical workers at the Grokholsky transplant clinic. Every day, doctors have to fight for the lives of their patients. Their worries and doubts about the outcome of the operation can be fatal for patients, so they must leave all their emotions outside the operating room door. Not only do they feel responsible for the lives of their patients, they also have to cope with many other problems that arise from bureaucracy and constant suspicion from law enforcement. Every day they are ready to do everything possible to save the life of another patient .