Where the sun is born over Russia, from the island of Sakhalin, our main heroes of the detective novel. Three officers, who have gone through the difficult roads of wars and trials together with two disgraced officers from the Moscow Criminal Investigation Department, by the will of fate, enter into a difficult investigation to expose the brutal killers of the “Prince” gang, specializing in car thefts and seizure of real estate. Thirteen years later, the family of reserve colonel Shmelev suffers a terrible grief - his youngest daughter Olga Cardelli, son-in-law Thierry and their three-year-old daughter Eliza die at the hands of robber-murderers. The investigation reaches a dead end. Through incredible efforts and hardships, the victim Shmelev tries to bring the matter to its logical conclusion, to reveal the secret of the terrible night from April 19 to 20, 2009 - in the year of the Ox. Voroshilov's shooter of the new formation goes through a series of justice systems, encountering indifference, rudeness and disgrace, but also finds at the same time new friends and new strength. Chases, fights, clashes, betrayal, love and devotion - everything is in the novel, and most importantly - how you can win and survive while remaining human. The novel is based on real events, but most of the names are fictitious or changed, and the places actions are random.