On the edge of the forest and steppe, far from people, an elderly Buryat woman Demid lives with her dog. The war took her family away from her, but she doesn't seem to remember it. Years pass, and Demid, as before, washes the laundry of his children and sends the dog to the forest married to the forester. The dog runs away to look for the owner, but always comes back with nothing. One day, Demid's oblivion is broken.

The year is 2010. The base of the Pacific Fleet of the Russian Federation. On the destroyer "Bystry" there is a breakthrough in the fuel pipeline with fuel oil. Short circuit, fire. There are 348 people on board. Aldar Tsydenzhapov, a 19-year-old sailor from Transbaikalia, who has dreamed of serving in the navy since childhood, like his grandfather, decides to resist the fire without hesitation.

Khan Suranzan always revered the Flame Dragon and brought him gifts on the shores of Lake Baikal. But one day the dragon became angry and deprived little Galshi, the Khan's only heir, of his mind. The young man grew up kind, but stupid... The Khan decided to find a wise wife for his son, but then his enemies rose up. Both his own and others. Will Khan Suranzan cope with his enemies, will anyone love Galshi, and what is the secret of the dragon's tears?