Who is Turin from Unfinished Tales of Numenor and Middle-earth and what is their importance?

The main character from, "The Tale of the Children of Hurin," Turin is the heir to the House of Hurin. In this tale, the reader has the chance to follow Turin throughout the course of his life. We are able to see the events that shape and ultimately end his life. The story begins when Turin is but a small child, and ends with his death some years later. Through the years, Turin manages to make very few real friends, and he lets them all down in the end. Even though he has the desire to help, he does not have the strength to forgo his own desires.