Brosdau was born among the common folk, with no house or name in the chronicles, and entered House Giasrial by marrying Garkthial. She was loyal, proud and skeptical. In year 44 she was briefly at the head of Llaness. From year 44 she was ruler of the Methllerk until her death. She decided to send settlers out and to ration the grain. She lived under the rule of Tuelsue, Thegueth, Lainchon and Garkthial. She saw Llaness and Stianess founded. She knew hunger in Llaness. When she died, House Giasrial counted one other member. She died of hunger in the autumn of year 45, at the age of 44. Tiandskath succeeded her.