Judge Irina is presiding over a case of negligence by a traumatologist, which resulted in the death of a guard nurse at work. The picture of the crime is clear, all that remains is to determine the degree of guilt of traumatologist Ordyntsev. But just as there are no easy operations for a doctor, there are no easy cases for a judge. Having learned that a few minutes before her death, the nurse made a strange phone call, and then the family archive disappeared from her apartment, Irina wonders: was the woman’s death really a tragic accident?