This is one of Drongo's most unusual cases. A case that at first glance seems absolutely hopeless. You can, of course, give in to the tears and pleas of a woman who is confident in the innocence of the person close to her! But... how to help someone who personally signed a confession to committing multiple murders? Including the murder of a child? Drongo begins to ask questions - and quickly realizes that the ends meet in this “murder case” simply do not add up. However, you can save an innocent person only if you find the real killer in a matter of days, about whom nothing is known yet...