That Men and Mer can interbreed has been known since the first humans began arriving on the shores of Tamriel in the middle of the Merethic Era. However, broad intermingling of Elves and humans only occurred in the far northwest of the continent, giving rise to the race of Men known as the Bretons. Given the history of conflict between humans and the children of Aldmeris elsewhere in Tamriel, how and why did this intermingling occur in High Rock?