Trouble sent an eternal winter to the earth and left many orphans who do not remember their kinship. The Kiyan Sea rose up and swept away the city of Andarhaina. The halls of the leaders hid in the depths, warmed by the warmth of the earth's bowels, while the poor remained frozen on the surface. Hard times have come, filled with grief of loss... Years have passed since the Trouble. In a strange family, in a remote village, the miraculously saved Tsarevich Svetel, the heir to a once powerful empire, grew up. And when he turned fifteen, he decided to look for shares in the military squad in order to find and save his beloved older brother Skvara. He was forcibly taken away from the Moranichi family, and since then his relatives have not heard anything about him. “I was doomed to return my parent’s son to the house. For the fact that we raised him, at least give him this kind of reward...” thinks Svetel. But what if his duty is completely different? And will he recognize his brother? Now Skvara, like a black raven, is invisible in the dark...